diff --git a/src/servers/app/decorator/TabDecorator.cpp b/src/servers/app/decorator/TabDecorator.cpp
index 3029680df3..5cf9fdbb6f 100644
--- a/src/servers/app/decorator/TabDecorator.cpp
+++ b/src/servers/app/decorator/TabDecorator.cpp
@@ -625,6 +625,8 @@ TabDecorator::_FontsChanged(DesktopSettings& settings,
 	if (updateRegion != NULL)
 		updateRegion->Include(&GetFootprint());
 
+	_InvalidateBitmaps();
+
 	_UpdateFont(settings);
 	_DoLayout();