diff --git a/Contrib/Makensisw/resource.rc b/Contrib/Makensisw/resource.rc
index 10556ddd..4193917a 100644
--- a/Contrib/Makensisw/resource.rc
+++ b/Contrib/Makensisw/resource.rc
@@ -132,7 +132,7 @@ END
 
 DLG_MAIN DIALOG DISCARDABLE  0, 0, 361, 228
 STYLE DS_3DLOOK | DS_CENTER | WS_MINIMIZEBOX | WS_MAXIMIZEBOX | WS_POPUP | 
-    WS_VISIBLE | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME
+    WS_VISIBLE | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME | WS_CLIPCHILDREN
 CAPTION "MakeNSIS"
 MENU IDM_MENU
 FONT 8, "MS Shell Dlg"