diff --git a/include/wx/msw/menu.h b/include/wx/msw/menu.h
index b85873e9ad..56f009ab89 100644
--- a/include/wx/msw/menu.h
+++ b/include/wx/msw/menu.h
@@ -235,8 +235,8 @@ public:
     void Refresh( bool eraseBackground,
                           const wxRect *rect = (const wxRect *) NULL ) { wxWindow::Refresh(eraseBackground, rect); }
 
-    // get the menu with given handle (recursively)
-    wxMenu* MSWGetMenu(WXHMENU hMenu);
+    // Get a top level or sub menu with given handle (recursively).
+    wxMenu* MSWGetMenu(WXHMENU hMenu) const;
 
 protected:
     // common part of all ctors
diff --git a/src/msw/menu.cpp b/src/msw/menu.cpp
index f27822dc49..3a9ecd594a 100644
--- a/src/msw/menu.cpp
+++ b/src/msw/menu.cpp
@@ -1629,8 +1629,7 @@ void wxMenuBar::Detach()
     wxMenuBarBase::Detach();
 }
 
-// get the menu with given handle (recursively)
-wxMenu* wxMenuBar::MSWGetMenu(WXHMENU hMenu)
+wxMenu* wxMenuBar::MSWGetMenu(WXHMENU hMenu) const
 {
     // If we're called with the handle of the menu bar itself, we can return
     // immediately as it certainly can't be the handle of one of our menus.