diff --git a/js/src/tab.js b/js/src/tab.js
index 6f8187d170..c7bc520df6 100644
--- a/js/src/tab.js
+++ b/js/src/tab.js
@@ -140,7 +140,7 @@ const Tab = (($) => {
     }
 
     dispose() {
-      $.removeClass(this._element, DATA_KEY)
+      $.removeData(this._element, DATA_KEY)
       this._element = null
     }