diff --git a/js/src/util.js b/js/src/util.js
index f9e7f77fa..5ddbbbf13 100644
--- a/js/src/util.js
+++ b/js/src/util.js
@@ -121,7 +121,7 @@ const Util = (($) => {
     },
 
     reflow(element) {
-      new Function('bs', 'return bs')(element.offsetHeight)
+      return element.offsetHeight
     },
 
     triggerTransitionEnd(element) {