diff --git a/addons/web/static/src/js/views/form_widgets.js b/addons/web/static/src/js/views/form_widgets.js
index 3b630d4232d..15acd788263 100644
--- a/addons/web/static/src/js/views/form_widgets.js
+++ b/addons/web/static/src/js/views/form_widgets.js
@@ -1152,6 +1152,9 @@ var FieldReference = common.AbstractField.extend(common.ReinitializeFieldMixin,
         this.m2o.do_toggle(!!this.get('value')[0]);
         this.reference_ready = true;
     },
+    is_false: function() {
+        return this.get('value')[0] == false || this.get('value')[1] == false;
+    },
 });
 
 var FieldBinary = common.AbstractField.extend(common.ReinitializeFieldMixin, {