diff --git a/src/WOW.js b/src/WOW.js
index f291f6f..c61190a 100644
--- a/src/WOW.js
+++ b/src/WOW.js
@@ -139,7 +139,7 @@ function getComputedStyle(el) {
 export default class WOW {
   defaults = {
     boxClass: 'wow',
-    animateClass: 'animated',
+    animateClass: 'animate__animated',
     offset: 0,
     mobile: true,
     live: true,