diff --git a/engines/sword1/music.cpp b/engines/sword1/music.cpp
index 352cc110438..77c44a3aa66 100644
--- a/engines/sword1/music.cpp
+++ b/engines/sword1/music.cpp
@@ -285,7 +285,7 @@ bool MusicHandle::playPSX(uint16 id, bool loop) {
 
 	tableFile.close();
 
-	if ((size != 0) && (size != 0xffffffff)) {
+	if ((size != 0) && (size != 0xffffffff) && ((offset + size) <= _file.size())) {
 		_file.seek(offset, SEEK_SET);
 		_audioSource = new Audio::VagStream(_file.readStream(size), loop);
 		fadeUp();