diff --git a/win/win32/mhmap.c b/win/win32/mhmap.c
index d4576710a..71fdf5533 100644
--- a/win/win32/mhmap.c
+++ b/win/win32/mhmap.c
@@ -485,7 +485,7 @@ mswin_map_mode(HWND hWnd, int mode)
 
     mswin_map_layout(hWnd, &mapSize);
 
-    mswin_update_inventory(); /* for perm_invent to hide/show tiles */
+    mswin_update_inventory(0); /* for perm_invent to hide/show tiles */
 
     return oldMode;
 }