1 files changed, 3 insertions, 3 deletions
diff --git a/src/js/utils.js b/src/js/utils.js
index 930d3e9f..81da8821 100644
--- a/src/js/utils.js
+++ b/src/js/utils.js
@@ -728,7 +728,7 @@ const utils = {
     },
 
     // Get the transition end event
-    transitionEnd: (() => {
+    get transitionEndEvent() {
         const element = document.createElement('span');
 
         const events = {
@@ -740,8 +740,8 @@ const utils = {
 
         const type = Object.keys(events).find(event => element.style[event] !== undefined);
 
-        return typeof type === 'string' ? type : false;
-    })(),
+        return utils.is.string(type) ? events[type] : false;
+    },
 
     // Force repaint of element
     repaint(element) {