diff --git a/lib/helpers/refCount.js b/lib/helpers/refCount.js
index ab03e838..1b8c4cc6 100644
--- a/lib/helpers/refCount.js
+++ b/lib/helpers/refCount.js
@@ -7,7 +7,7 @@ module.exports = {
     }
   },
   remove: function (element) {
-    const index = modals.indexOf(element);
+    var index = modals.indexOf(element);
     if (index === -1) {
       return;
     }