diff --git a/samples/collpane/collpane.cpp b/samples/collpane/collpane.cpp
index 443ed90f72..86ab0252ed 100644
--- a/samples/collpane/collpane.cpp
+++ b/samples/collpane/collpane.cpp
@@ -55,7 +55,7 @@
 // ID for the menu commands
 enum
 {
-    PANE_COLLAPSE,
+    PANE_COLLAPSE = 100,
     PANE_EXPAND,
     PANE_SETLABEL,
     PANE_SHOWDLG,