diff --git a/src/game/game_core.cpp b/src/game/game_core.cpp
index 32ca99e6a4..9ebfbe04d7 100644
--- a/src/game/game_core.cpp
+++ b/src/game/game_core.cpp
@@ -199,6 +199,7 @@
 	InvalidateWindowData(WC_AI_LIST, 0, 1);
 	SetWindowClassesDirty(WC_AI_DEBUG);
 	InvalidateWindowClassesData(WC_AI_SETTINGS);
+	InvalidateWindowClassesData(WC_GAME_OPTIONS);
 }