diff --git a/addons/pos_restaurant/static/src/js/floors.js b/addons/pos_restaurant/static/src/js/floors.js
index 213b0afef09..da8ae75425e 100644
--- a/addons/pos_restaurant/static/src/js/floors.js
+++ b/addons/pos_restaurant/static/src/js/floors.js
@@ -421,7 +421,7 @@ var FloorScreenWidget = screens.ScreenWidget.extend({
                 method: 'write',
                 args: [[this.floor.id], {'background_color': background}],
             })
-            .fail(function (type, err){
+            .guardedCatch(function (){
                 self.gui.show_popup('error',{
                     'title':_t('Changes could not be saved'),
                     'body': _t('You must be connected to the internet to save your changes.'),