1 files changed, 3 insertions, 2 deletions
diff --git a/include/vcl/window.hxx b/include/vcl/window.hxx
index 9f4a8dc79082..d9f9d915e5bf 100644
--- a/include/vcl/window.hxx
+++ b/include/vcl/window.hxx
@@ -465,12 +465,13 @@ class MenuFloatingWindow;
 class LifecycleTest;
 
 namespace svt { class PopupWindowControllerImpl; }
+enum class RSWND;
 
 struct WindowResHeader
 {
     sal_uLong nObjMask;
-    OString aHelpId;
-    sal_uLong nRSStyle;
+    OString   aHelpId;
+    RSWND     nRSStyle;
 };
 
 namespace vcl {