diff --git a/graphics/macgui/mactext.cpp b/graphics/macgui/mactext.cpp
index 9a5de39dd25..1c80e553581 100644
--- a/graphics/macgui/mactext.cpp
+++ b/graphics/macgui/mactext.cpp
@@ -295,6 +295,9 @@ void MacText::render() {
 }
 
 void MacText::render(int from, int to) {
+	if (_textLines.empty())
+		return;
+
 	reallocSurface();
 
 	from = MAX<int>(0, from);
@@ -373,6 +376,9 @@ void MacText::setInterLinear(int interLinear) {
 }
 
 void MacText::recalcDims() {
+	if (_textLines.empty())
+		return;
+
 	int y = 0;
 	_textMaxWidth = 0;