diff --git a/src/Sticky.js b/src/Sticky.js
index fff3a208..44d29e11 100644
--- a/src/Sticky.js
+++ b/src/Sticky.js
@@ -30,7 +30,7 @@ export default class Sticky extends Component {
     style: {}
   };
 
-  componentWillMount() {
+  componentDidMount() {
     if (!this.context.subscribe)
       throw new TypeError(
         "Expected Sticky to be mounted within StickyContainer"