diff --git a/src/ai/ai_core.cpp b/src/ai/ai_core.cpp
index 3a337ab0b1..16bf96dc64 100644
--- a/src/ai/ai_core.cpp
+++ b/src/ai/ai_core.cpp
@@ -333,7 +333,7 @@
 
 	InvalidateWindowData(WC_AI_LIST, 0, 1);
 	SetWindowClassesDirty(WC_AI_DEBUG);
-	SetWindowDirty(WC_AI_SETTINGS, 0);
+	InvalidateWindowClassesData(WC_AI_SETTINGS);
 }
 
 #if defined(ENABLE_NETWORK)
diff --git a/src/game/game_core.cpp b/src/game/game_core.cpp
index 2816a62232..27dd63b54b 100644
--- a/src/game/game_core.cpp
+++ b/src/game/game_core.cpp
@@ -178,7 +178,7 @@
 
 	InvalidateWindowData(WC_AI_LIST, 0, 1);
 	SetWindowClassesDirty(WC_AI_DEBUG);
-	SetWindowDirty(WC_AI_SETTINGS, 0);
+	InvalidateWindowClassesData(WC_AI_SETTINGS);
 }