diff --git a/js/src/modules/themes-manager.js b/js/src/modules/themes-manager.js
index 48a75c0835..c35d35a760 100644
--- a/js/src/modules/themes-manager.js
+++ b/js/src/modules/themes-manager.js
@@ -1,5 +1,5 @@
 import $ from 'jquery';
-import { CommonParams } from './common';
+import { CommonParams } from './common.js';
 
 /**
  * @see https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/addEventListener