diff --git a/desmume/src/windows/resource.h b/desmume/src/windows/resource.h
index acbe38c09..3e4d96684 100644
--- a/desmume/src/windows/resource.h
+++ b/desmume/src/windows/resource.h
@@ -226,5 +226,6 @@ void refreshAll();
 #define IDC_ROTATE270           1006
 #define IDC_MAGNIFY             1007
 #define IDC_DEMAGNIFY           1008
+#define IDC_FORCERATIO		1009
 
 #endif
diff --git a/desmume/src/windows/resources.rc b/desmume/src/windows/resources.rc
index 6b3455325..1b73fc2c1 100644
--- a/desmume/src/windows/resources.rc
+++ b/desmume/src/windows/resources.rc
@@ -59,6 +59,7 @@ MENU_PRINCIPAL MENU
   }
   MENUITEM "&Magnify", IDC_MAGNIFY
   MENUITEM "&DeMagnify", IDC_DEMAGNIFY
+  MENUITEM "&Force Maintain Ratio", IDC_FORCERATIO
  }
  POPUP "&Outils"
  {
@@ -358,6 +359,7 @@ MENU_PRINCIPAL MENU
   }
   MENUITEM "&Magnify", IDC_MAGNIFY
   MENUITEM "&DeMagnify", IDC_DEMAGNIFY
+  MENUITEM "&Force Maintain Ratio", IDC_FORCERATIO
  }
  POPUP "&Config"
  {