diff --git a/NEWS.md b/NEWS.md
index 1ee7ec8e7bd..0b11299b8cb 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -19,7 +19,7 @@ For a more comprehensive changelog of the latest experimental code, see:
 
  General:
    - Switched ScummVM GUI output to UTF-32.
-   - Updated the Roland MT-32 emulation code to Munt 2.4.1.
+   - Updated the Roland MT-32 emulation code to Munt 2.4.2.
 
  Dreamweb:
    - Rendering fixes for Russian fan translation.
diff --git a/audio/softsynth/mt32/Analog.cpp b/audio/softsynth/mt32/Analog.cpp
index 1f3e2e079b8..adc0087f900 100644
--- a/audio/softsynth/mt32/Analog.cpp
+++ b/audio/softsynth/mt32/Analog.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/Analog.h b/audio/softsynth/mt32/Analog.h
index 244e4118f39..307cfc34b32 100644
--- a/audio/softsynth/mt32/Analog.h
+++ b/audio/softsynth/mt32/Analog.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/BReverbModel.cpp b/audio/softsynth/mt32/BReverbModel.cpp
index 7507cfc9a14..a02aebcacf3 100644
--- a/audio/softsynth/mt32/BReverbModel.cpp
+++ b/audio/softsynth/mt32/BReverbModel.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/BReverbModel.h b/audio/softsynth/mt32/BReverbModel.h
index ee2f838b2ee..ea911d3bb29 100644
--- a/audio/softsynth/mt32/BReverbModel.h
+++ b/audio/softsynth/mt32/BReverbModel.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/Enumerations.h b/audio/softsynth/mt32/Enumerations.h
index 05a2b6f6db1..fe05d210097 100644
--- a/audio/softsynth/mt32/Enumerations.h
+++ b/audio/softsynth/mt32/Enumerations.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/File.cpp b/audio/softsynth/mt32/File.cpp
index dbe22664870..f316db4f757 100644
--- a/audio/softsynth/mt32/File.cpp
+++ b/audio/softsynth/mt32/File.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/File.h b/audio/softsynth/mt32/File.h
index a4b099fbb20..06ab33917d0 100644
--- a/audio/softsynth/mt32/File.h
+++ b/audio/softsynth/mt32/File.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/FileStream.cpp b/audio/softsynth/mt32/FileStream.cpp
index 4841c303375..91bd27994aa 100644
--- a/audio/softsynth/mt32/FileStream.cpp
+++ b/audio/softsynth/mt32/FileStream.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
@@ -15,8 +15,8 @@
  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifdef MT32EMU_SHARED
-#include <locale>
+#if defined MT32EMU_SHARED && defined MT32EMU_INSTALL_DEFAULT_LOCALE
+#include <clocale>
 #endif
 
 #include "internals.h"
@@ -29,13 +29,18 @@
 
 namespace MT32Emu {
 
+// This initialises C locale with the user-preferred system locale once facilitating access
+// to ROM files with localised pathnames. This is only necessary in rare cases e.g. when building
+// shared library statically linked with C runtime with old MS VC versions, so that the C locale
+// set by the client application does not have effect, and thus such ROM files cannot be opened.
 static inline void configureSystemLocale() {
-#ifdef MT32EMU_SHARED
+#if defined MT32EMU_SHARED && defined MT32EMU_INSTALL_DEFAULT_LOCALE
 	static bool configured = false;
 
 	if (configured) return;
 	configured = true;
-	std::locale::global(std::locale(""));
+
+	setlocale(LC_ALL, "");
 #endif
 }
 
diff --git a/audio/softsynth/mt32/FileStream.h b/audio/softsynth/mt32/FileStream.h
index 2279890b45f..c5c96973c68 100644
--- a/audio/softsynth/mt32/FileStream.h
+++ b/audio/softsynth/mt32/FileStream.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/LA32FloatWaveGenerator.cpp b/audio/softsynth/mt32/LA32FloatWaveGenerator.cpp
index 34ea1fbf449..16db1a922fe 100644
--- a/audio/softsynth/mt32/LA32FloatWaveGenerator.cpp
+++ b/audio/softsynth/mt32/LA32FloatWaveGenerator.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/LA32FloatWaveGenerator.h b/audio/softsynth/mt32/LA32FloatWaveGenerator.h
index a21d68e2b39..5807b19484e 100644
--- a/audio/softsynth/mt32/LA32FloatWaveGenerator.h
+++ b/audio/softsynth/mt32/LA32FloatWaveGenerator.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/LA32Ramp.cpp b/audio/softsynth/mt32/LA32Ramp.cpp
index 122ee05ac8a..d67744280c2 100644
--- a/audio/softsynth/mt32/LA32Ramp.cpp
+++ b/audio/softsynth/mt32/LA32Ramp.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/LA32Ramp.h b/audio/softsynth/mt32/LA32Ramp.h
index 802b34aa427..618aaaec1ad 100644
--- a/audio/softsynth/mt32/LA32Ramp.h
+++ b/audio/softsynth/mt32/LA32Ramp.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/LA32WaveGenerator.cpp b/audio/softsynth/mt32/LA32WaveGenerator.cpp
index f4f7eeccbc2..4c4eeab5a4c 100644
--- a/audio/softsynth/mt32/LA32WaveGenerator.cpp
+++ b/audio/softsynth/mt32/LA32WaveGenerator.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/LA32WaveGenerator.h b/audio/softsynth/mt32/LA32WaveGenerator.h
index d2d74f48d20..3de831ae079 100644
--- a/audio/softsynth/mt32/LA32WaveGenerator.h
+++ b/audio/softsynth/mt32/LA32WaveGenerator.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/MemoryRegion.h b/audio/softsynth/mt32/MemoryRegion.h
index c8e85c7fb61..af47edf47ed 100644
--- a/audio/softsynth/mt32/MemoryRegion.h
+++ b/audio/softsynth/mt32/MemoryRegion.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/MidiEventQueue.h b/audio/softsynth/mt32/MidiEventQueue.h
index 846f47c5174..af67ca437cd 100644
--- a/audio/softsynth/mt32/MidiEventQueue.h
+++ b/audio/softsynth/mt32/MidiEventQueue.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/MidiStreamParser.cpp b/audio/softsynth/mt32/MidiStreamParser.cpp
index e9fbf769075..2e6140b7d2d 100644
--- a/audio/softsynth/mt32/MidiStreamParser.cpp
+++ b/audio/softsynth/mt32/MidiStreamParser.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/MidiStreamParser.h b/audio/softsynth/mt32/MidiStreamParser.h
index f26fe11b7b0..580b9dd30c5 100644
--- a/audio/softsynth/mt32/MidiStreamParser.h
+++ b/audio/softsynth/mt32/MidiStreamParser.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/Part.cpp b/audio/softsynth/mt32/Part.cpp
index 465903a7262..ae55967c366 100644
--- a/audio/softsynth/mt32/Part.cpp
+++ b/audio/softsynth/mt32/Part.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/Part.h b/audio/softsynth/mt32/Part.h
index bc2e11416af..f81a89bd0e5 100644
--- a/audio/softsynth/mt32/Part.h
+++ b/audio/softsynth/mt32/Part.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/Partial.cpp b/audio/softsynth/mt32/Partial.cpp
index 877d93b454f..eb624207a07 100644
--- a/audio/softsynth/mt32/Partial.cpp
+++ b/audio/softsynth/mt32/Partial.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/Partial.h b/audio/softsynth/mt32/Partial.h
index 0c4355742a1..3a147b7af53 100644
--- a/audio/softsynth/mt32/Partial.h
+++ b/audio/softsynth/mt32/Partial.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/PartialManager.cpp b/audio/softsynth/mt32/PartialManager.cpp
index 508d5fa6c7a..3af5b84cf76 100644
--- a/audio/softsynth/mt32/PartialManager.cpp
+++ b/audio/softsynth/mt32/PartialManager.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/PartialManager.h b/audio/softsynth/mt32/PartialManager.h
index 6b59857cc23..bbb09adc42e 100644
--- a/audio/softsynth/mt32/PartialManager.h
+++ b/audio/softsynth/mt32/PartialManager.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/Poly.cpp b/audio/softsynth/mt32/Poly.cpp
index f37e471d4fb..cc9aeda7bd0 100644
--- a/audio/softsynth/mt32/Poly.cpp
+++ b/audio/softsynth/mt32/Poly.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/Poly.h b/audio/softsynth/mt32/Poly.h
index 5b7cc30e4d0..6085820d8e9 100644
--- a/audio/softsynth/mt32/Poly.h
+++ b/audio/softsynth/mt32/Poly.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/ROMInfo.cpp b/audio/softsynth/mt32/ROMInfo.cpp
index 308d3eb1ecd..db4f7f58722 100644
--- a/audio/softsynth/mt32/ROMInfo.cpp
+++ b/audio/softsynth/mt32/ROMInfo.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/ROMInfo.h b/audio/softsynth/mt32/ROMInfo.h
index b695ba2a1e2..af368449572 100644
--- a/audio/softsynth/mt32/ROMInfo.h
+++ b/audio/softsynth/mt32/ROMInfo.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/SampleRateConverter.cpp b/audio/softsynth/mt32/SampleRateConverter.cpp
index 9ae35e9621e..16fa2a4e5c1 100644
--- a/audio/softsynth/mt32/SampleRateConverter.cpp
+++ b/audio/softsynth/mt32/SampleRateConverter.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/SampleRateConverter.h b/audio/softsynth/mt32/SampleRateConverter.h
index 96f3925e350..4c501632a0a 100644
--- a/audio/softsynth/mt32/SampleRateConverter.h
+++ b/audio/softsynth/mt32/SampleRateConverter.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/Structures.h b/audio/softsynth/mt32/Structures.h
index de7281b165e..28dcb8514ce 100644
--- a/audio/softsynth/mt32/Structures.h
+++ b/audio/softsynth/mt32/Structures.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/Synth.cpp b/audio/softsynth/mt32/Synth.cpp
index 1429c054163..28a38cd7eaf 100644
--- a/audio/softsynth/mt32/Synth.cpp
+++ b/audio/softsynth/mt32/Synth.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/Synth.h b/audio/softsynth/mt32/Synth.h
index 65f2656e62a..fc58ef363e1 100644
--- a/audio/softsynth/mt32/Synth.h
+++ b/audio/softsynth/mt32/Synth.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/TVA.cpp b/audio/softsynth/mt32/TVA.cpp
index a49ad0193a7..b3d4db1222d 100644
--- a/audio/softsynth/mt32/TVA.cpp
+++ b/audio/softsynth/mt32/TVA.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/TVA.h b/audio/softsynth/mt32/TVA.h
index de6e6101701..bf2f0078539 100644
--- a/audio/softsynth/mt32/TVA.h
+++ b/audio/softsynth/mt32/TVA.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/TVF.cpp b/audio/softsynth/mt32/TVF.cpp
index bdfa5bd3dbb..921ba1a1a7e 100644
--- a/audio/softsynth/mt32/TVF.cpp
+++ b/audio/softsynth/mt32/TVF.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/TVF.h b/audio/softsynth/mt32/TVF.h
index 149b1d09b25..796e4d7414a 100644
--- a/audio/softsynth/mt32/TVF.h
+++ b/audio/softsynth/mt32/TVF.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/TVP.cpp b/audio/softsynth/mt32/TVP.cpp
index 3d5f492fdae..9e62a0d4ab9 100644
--- a/audio/softsynth/mt32/TVP.cpp
+++ b/audio/softsynth/mt32/TVP.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/TVP.h b/audio/softsynth/mt32/TVP.h
index c3dc314b4af..f5ef5474347 100644
--- a/audio/softsynth/mt32/TVP.h
+++ b/audio/softsynth/mt32/TVP.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/Tables.cpp b/audio/softsynth/mt32/Tables.cpp
index 7fee467e842..143cd4c6d2a 100644
--- a/audio/softsynth/mt32/Tables.cpp
+++ b/audio/softsynth/mt32/Tables.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/Tables.h b/audio/softsynth/mt32/Tables.h
index 790ee17b9a0..dd75f751b8f 100644
--- a/audio/softsynth/mt32/Tables.h
+++ b/audio/softsynth/mt32/Tables.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/Types.h b/audio/softsynth/mt32/Types.h
index 17c33e5684f..f9590d6a85e 100644
--- a/audio/softsynth/mt32/Types.h
+++ b/audio/softsynth/mt32/Types.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/c_interface/c_interface.cpp b/audio/softsynth/mt32/c_interface/c_interface.cpp
index 48eb2824aeb..7b0d27ed59a 100644
--- a/audio/softsynth/mt32/c_interface/c_interface.cpp
+++ b/audio/softsynth/mt32/c_interface/c_interface.cpp
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/c_interface/c_interface.h b/audio/softsynth/mt32/c_interface/c_interface.h
index 0924dcce53a..cb1afeeedcb 100644
--- a/audio/softsynth/mt32/c_interface/c_interface.h
+++ b/audio/softsynth/mt32/c_interface/c_interface.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/c_interface/c_types.h b/audio/softsynth/mt32/c_interface/c_types.h
index 74bae8df48c..eb96b2bb678 100644
--- a/audio/softsynth/mt32/c_interface/c_types.h
+++ b/audio/softsynth/mt32/c_interface/c_types.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/c_interface/cpp_interface.h b/audio/softsynth/mt32/c_interface/cpp_interface.h
index 82fa44b2e31..c9417488b15 100644
--- a/audio/softsynth/mt32/c_interface/cpp_interface.h
+++ b/audio/softsynth/mt32/c_interface/cpp_interface.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/config.h b/audio/softsynth/mt32/config.h
index 9d2dbde68e7..3c16e05d0d0 100644
--- a/audio/softsynth/mt32/config.h
+++ b/audio/softsynth/mt32/config.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
@@ -18,10 +18,10 @@
 #ifndef MT32EMU_CONFIG_H
 #define MT32EMU_CONFIG_H
 
-#define MT32EMU_VERSION      "2.4.1"
+#define MT32EMU_VERSION      "2.4.2"
 #define MT32EMU_VERSION_MAJOR 2
 #define MT32EMU_VERSION_MINOR 4
-#define MT32EMU_VERSION_PATCH 1
+#define MT32EMU_VERSION_PATCH 2
 
 /* Library Exports Configuration
  *
diff --git a/audio/softsynth/mt32/globals.h b/audio/softsynth/mt32/globals.h
index 243ff82ae06..81f6cdbc7ea 100644
--- a/audio/softsynth/mt32/globals.h
+++ b/audio/softsynth/mt32/globals.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
@@ -22,25 +22,25 @@
 
 /* Support for compiling shared library. */
 #ifdef MT32EMU_SHARED
-#if defined _WIN32 || defined __CYGWIN__
-#ifdef _MSC_VER
-#ifdef mt32emu_EXPORTS
-#define MT32EMU_EXPORT_ATTRIBUTE _declspec(dllexport)
-#else /* #ifdef mt32emu_EXPORTS */
-#define MT32EMU_EXPORT_ATTRIBUTE _declspec(dllimport)
-#endif /* #ifdef mt32emu_EXPORTS */
-#else /* #ifdef _MSC_VER */
-#ifdef mt32emu_EXPORTS
-#define MT32EMU_EXPORT_ATTRIBUTE __attribute__ ((dllexport))
-#else /* #ifdef mt32emu_EXPORTS */
-#define MT32EMU_EXPORT_ATTRIBUTE __attribute__ ((dllimport))
-#endif /* #ifdef mt32emu_EXPORTS */
-#endif /* #ifdef _MSC_VER */
-#else /* #if defined _WIN32 || defined __CYGWIN__ */
-#define MT32EMU_EXPORT_ATTRIBUTE __attribute__ ((visibility("default")))
-#endif /* #if defined _WIN32 || defined __CYGWIN__ */
+#  if defined _WIN32 || defined __CYGWIN__ || defined __OS2__
+#    ifdef _MSC_VER
+#      ifdef mt32emu_EXPORTS
+#        define MT32EMU_EXPORT_ATTRIBUTE _declspec(dllexport)
+#      else /* #ifdef mt32emu_EXPORTS */
+#        define MT32EMU_EXPORT_ATTRIBUTE _declspec(dllimport)
+#      endif /* #ifdef mt32emu_EXPORTS */
+#    else /* #ifdef _MSC_VER */
+#      ifdef mt32emu_EXPORTS
+#        define MT32EMU_EXPORT_ATTRIBUTE __attribute__ ((dllexport))
+#      else /* #ifdef mt32emu_EXPORTS */
+#        define MT32EMU_EXPORT_ATTRIBUTE __attribute__ ((dllimport))
+#      endif /* #ifdef mt32emu_EXPORTS */
+#    endif /* #ifdef _MSC_VER */
+#  else /* #if defined _WIN32 || defined __CYGWIN__ || defined __OS2__ */
+#    define MT32EMU_EXPORT_ATTRIBUTE __attribute__ ((visibility("default")))
+#  endif /* #if defined _WIN32 || defined __CYGWIN__ || defined __OS2__ */
 #else /* #ifdef MT32EMU_SHARED */
-#define MT32EMU_EXPORT_ATTRIBUTE
+#  define MT32EMU_EXPORT_ATTRIBUTE
 #endif /* #ifdef MT32EMU_SHARED */
 
 #if MT32EMU_EXPORTS_TYPE == 1 || MT32EMU_EXPORTS_TYPE == 2
diff --git a/audio/softsynth/mt32/internals.h b/audio/softsynth/mt32/internals.h
index 8a609546cd0..1876b08352a 100644
--- a/audio/softsynth/mt32/internals.h
+++ b/audio/softsynth/mt32/internals.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/mmath.h b/audio/softsynth/mt32/mmath.h
index a66fad56649..e0d233222cf 100644
--- a/audio/softsynth/mt32/mmath.h
+++ b/audio/softsynth/mt32/mmath.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/mt32emu.h b/audio/softsynth/mt32/mt32emu.h
index cfb50fb2882..0ebd74731e3 100644
--- a/audio/softsynth/mt32/mt32emu.h
+++ b/audio/softsynth/mt32/mt32emu.h
@@ -1,5 +1,5 @@
 /* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
- * Copyright (C) 2011-2020 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
+ * Copyright (C) 2011-2021 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/InternalResampler.cpp b/audio/softsynth/mt32/srchelper/InternalResampler.cpp
index 56bd1ac05a9..c5edfcd9393 100644
--- a/audio/softsynth/mt32/srchelper/InternalResampler.cpp
+++ b/audio/softsynth/mt32/srchelper/InternalResampler.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/InternalResampler.h b/audio/softsynth/mt32/srchelper/InternalResampler.h
index cf08c826121..9f094476ced 100644
--- a/audio/softsynth/mt32/srchelper/InternalResampler.h
+++ b/audio/softsynth/mt32/srchelper/InternalResampler.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/SamplerateAdapter.cpp b/audio/softsynth/mt32/srchelper/SamplerateAdapter.cpp
index 2a417ed2e9c..dc95a5cd7e5 100644
--- a/audio/softsynth/mt32/srchelper/SamplerateAdapter.cpp
+++ b/audio/softsynth/mt32/srchelper/SamplerateAdapter.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/SamplerateAdapter.h b/audio/softsynth/mt32/srchelper/SamplerateAdapter.h
index eed9799a9bf..25209970140 100644
--- a/audio/softsynth/mt32/srchelper/SamplerateAdapter.h
+++ b/audio/softsynth/mt32/srchelper/SamplerateAdapter.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/SoxrAdapter.cpp b/audio/softsynth/mt32/srchelper/SoxrAdapter.cpp
index a88c133ecdf..07697d9381a 100644
--- a/audio/softsynth/mt32/srchelper/SoxrAdapter.cpp
+++ b/audio/softsynth/mt32/srchelper/SoxrAdapter.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/SoxrAdapter.h b/audio/softsynth/mt32/srchelper/SoxrAdapter.h
index c6b9d3ade2b..f116d2f9dd9 100644
--- a/audio/softsynth/mt32/srchelper/SoxrAdapter.h
+++ b/audio/softsynth/mt32/srchelper/SoxrAdapter.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/srctools/include/FIRResampler.h b/audio/softsynth/mt32/srchelper/srctools/include/FIRResampler.h
index 9032131dc0d..4d2a80247ae 100644
--- a/audio/softsynth/mt32/srchelper/srctools/include/FIRResampler.h
+++ b/audio/softsynth/mt32/srchelper/srctools/include/FIRResampler.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/srctools/include/FloatSampleProvider.h b/audio/softsynth/mt32/srchelper/srctools/include/FloatSampleProvider.h
index 4056db373c3..6cfbdb0d314 100644
--- a/audio/softsynth/mt32/srchelper/srctools/include/FloatSampleProvider.h
+++ b/audio/softsynth/mt32/srchelper/srctools/include/FloatSampleProvider.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/srctools/include/IIR2xResampler.h b/audio/softsynth/mt32/srchelper/srctools/include/IIR2xResampler.h
index ea150f9db15..bb50ca8cf26 100644
--- a/audio/softsynth/mt32/srchelper/srctools/include/IIR2xResampler.h
+++ b/audio/softsynth/mt32/srchelper/srctools/include/IIR2xResampler.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/srctools/include/LinearResampler.h b/audio/softsynth/mt32/srchelper/srctools/include/LinearResampler.h
index 0e30ea2e91c..0b67503d619 100644
--- a/audio/softsynth/mt32/srchelper/srctools/include/LinearResampler.h
+++ b/audio/softsynth/mt32/srchelper/srctools/include/LinearResampler.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/srctools/include/ResamplerModel.h b/audio/softsynth/mt32/srchelper/srctools/include/ResamplerModel.h
index b7a64f02ea7..354d3767963 100644
--- a/audio/softsynth/mt32/srchelper/srctools/include/ResamplerModel.h
+++ b/audio/softsynth/mt32/srchelper/srctools/include/ResamplerModel.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/srctools/include/ResamplerStage.h b/audio/softsynth/mt32/srchelper/srctools/include/ResamplerStage.h
index edd7678c1d7..bec447a0c66 100644
--- a/audio/softsynth/mt32/srchelper/srctools/include/ResamplerStage.h
+++ b/audio/softsynth/mt32/srchelper/srctools/include/ResamplerStage.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/srctools/include/SincResampler.h b/audio/softsynth/mt32/srchelper/srctools/include/SincResampler.h
index bac84404376..5ab048a96d1 100644
--- a/audio/softsynth/mt32/srchelper/srctools/include/SincResampler.h
+++ b/audio/softsynth/mt32/srchelper/srctools/include/SincResampler.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/srctools/src/FIRResampler.cpp b/audio/softsynth/mt32/srchelper/srctools/src/FIRResampler.cpp
index b5ab5585c4d..5737840ac46 100644
--- a/audio/softsynth/mt32/srchelper/srctools/src/FIRResampler.cpp
+++ b/audio/softsynth/mt32/srchelper/srctools/src/FIRResampler.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/srctools/src/IIR2xResampler.cpp b/audio/softsynth/mt32/srchelper/srctools/src/IIR2xResampler.cpp
index 98f7a3a5b4c..51d3a9f5f81 100644
--- a/audio/softsynth/mt32/srchelper/srctools/src/IIR2xResampler.cpp
+++ b/audio/softsynth/mt32/srchelper/srctools/src/IIR2xResampler.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/srctools/src/LinearResampler.cpp b/audio/softsynth/mt32/srchelper/srctools/src/LinearResampler.cpp
index 1ca143a3864..c46070b301f 100644
--- a/audio/softsynth/mt32/srchelper/srctools/src/LinearResampler.cpp
+++ b/audio/softsynth/mt32/srchelper/srctools/src/LinearResampler.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/srctools/src/ResamplerModel.cpp b/audio/softsynth/mt32/srchelper/srctools/src/ResamplerModel.cpp
index 2a7f75822ad..fc3cbd29a0f 100644
--- a/audio/softsynth/mt32/srchelper/srctools/src/ResamplerModel.cpp
+++ b/audio/softsynth/mt32/srchelper/srctools/src/ResamplerModel.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/audio/softsynth/mt32/srchelper/srctools/src/SincResampler.cpp b/audio/softsynth/mt32/srchelper/srctools/src/SincResampler.cpp
index 60a18256cac..146a9a952c3 100644
--- a/audio/softsynth/mt32/srchelper/srctools/src/SincResampler.cpp
+++ b/audio/softsynth/mt32/srchelper/srctools/src/SincResampler.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2015-2020 Sergey V. Mikayev
+/* Copyright (C) 2015-2021 Sergey V. Mikayev
  *
  *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Lesser General Public License as published by
diff --git a/doc/de/NEUES.md b/doc/de/NEUES.md
index c90a5fea0bd..2cb80f87111 100644
--- a/doc/de/NEUES.md
+++ b/doc/de/NEUES.md
@@ -20,7 +20,7 @@ Programmcodes finden Sie auf Englisch unter:
 
  Allgemein:
    - Die ScummVM-Benutzeroberfläche unterstützt nun UTF-32.
-   - Code der Roland MT-32-Emulation auf Munt 2.4.1 aktualisiert.
+   - Code der Roland MT-32-Emulation auf Munt 2.4.2 aktualisiert.
 
  Dreamweb:
    - Darstellungsfehler in der russischen Fan-Übersetzung behoben.