diff --git a/README.md b/README.md
index dc06cab..b86779c 100644
--- a/README.md
+++ b/README.md
@@ -21,7 +21,7 @@ $('#yourElement').addClass('animated bounceOutLeft');
 You can also detect when an animation ends:
 
 ```javascript
-$('#yourElement').one('webkitAnimationEnd mozAnimationEnd oAnimationEnd animationEnd', doSomething());
+$('#yourElement').one('webkitAnimationEnd mozAnimationEnd MSAnimationEnd oanimationend animationend', doSomething());
 ```
 
 You can change the duration of your animations, add a delay or change the number of times that it plays: