1 files changed, 6 insertions, 2 deletions
diff --git a/addons/web/static/src/js/views/basic/basic_controller.js b/addons/web/static/src/js/views/basic/basic_controller.js
index 53e5be8ff6e..4f6cf5e2ebb 100644
--- a/addons/web/static/src/js/views/basic/basic_controller.js
+++ b/addons/web/static/src/js/views/basic/basic_controller.js
@@ -186,8 +186,12 @@ var BasicController = AbstractController.extend(FieldManagerMixin, {
         // user if some discarding has to be made). This operation must also be
         // mutex-protected as commitChanges function of x2m has to be aware of
         // all final changes made to a row.
-        this.mutex.exec(this.renderer.commitChanges.bind(this.renderer, recordID || this.handle)); // TODO write a test for this
-        return this.mutex.exec(this._saveRecord.bind(this, recordID, options));
+        var self = this;
+        return this.mutex
+            .exec(this.renderer.commitChanges.bind(this.renderer, recordID || this.handle))
+            .then(function () {
+                return self.mutex.exec(self._saveRecord.bind(self, recordID, options));
+            });
     },
     /**
      * @override