diff --git a/reactos/include/psdk/commctrl.h b/reactos/include/psdk/commctrl.h
index 7dcd7a4ead2..4f943e961df 100644
--- a/reactos/include/psdk/commctrl.h
+++ b/reactos/include/psdk/commctrl.h
@@ -1213,10 +1213,10 @@ static const WCHAR TOOLBARCLASSNAMEW[] = { 'T','o','o','l','b','a','r',
 
 /* undocumented messages in Toolbar */
 #define TB_UNKWN45D              (WM_USER+93)
-#define TB_UNKWN45E              (WM_USER+94)
-#define TB_UNKWN460              (WM_USER+96)
-#define TB_UNKWN462              (WM_USER+98)
-#define TB_UNKWN463              (WM_USER+99)
+#define TB_SETHOTITEM2           (WM_USER+94)
+#define TB_SETLISTGAP            (WM_USER+96)
+#define TB_GETIMAGELISTCOUNT     (WM_USER+98)
+#define TB_GETIDEALSIZE          (WM_USER+99)
 #define TB_UNKWN464              (WM_USER+100)
 
 #define TB_GETMETRICS            (WM_USER+101)