diff --git a/src/polyfills.ts b/src/polyfills.ts
index d755239..0b7f783 100644
--- a/src/polyfills.ts
+++ b/src/polyfills.ts
@@ -50,7 +50,7 @@ import 'core-js/es7/reflect';
  * Required to support Web Animations `@angular/platform-browser/animations`.
  * Needed for: All but Chrome, Firefox and Opera. http://caniuse.com/#feat=web-animation
  **/
-// import 'web-animations-js';  // Run `npm install --save web-animations-js`.
+import 'web-animations-js';  // Run `npm install --save web-animations-js`.
 
 /**
  * By default, zone.js will patch all possible macroTask and DomEvents