diff --git a/mail_move_message/static/src/js/mail_move_message.js b/mail_move_message/static/src/js/mail_move_message.js
index b596446..79f38d8 100644
--- a/mail_move_message/static/src/js/mail_move_message.js
+++ b/mail_move_message/static/src/js/mail_move_message.js
@@ -53,7 +53,9 @@ odoo.define("mail_move_message.relocate", function(require) {
                 thread = this.fields.thread.thread;
                 thread.on("move_message", this, thread.on_move_message);
             }
-            return $.when(result).done(function() {});
+            return $.when(result).done(function() {
+                // Empty
+            });
         },
     });
 
@@ -63,7 +65,9 @@ odoo.define("mail_move_message.relocate", function(require) {
             var result = this._super.apply(this, arguments);
             // For show wizard in the channels
             this.thread.on("move_message", this, this.thread.on_move_message);
-            return $.when(result).done(function() {});
+            return $.when(result).done(function() {
+                // Empty
+            });
         },
     });