diff --git a/lib/components/header.js b/lib/components/header.js
index 8fd3ed06..919bc67e 100644
--- a/lib/components/header.js
+++ b/lib/components/header.js
@@ -53,11 +53,6 @@ export default class Header extends React.PureComponent {
     this.props.close();
   };
 
-  componentWillUnmount() {
-    delete this.clicks;
-    clearTimeout(this.clickTimer);
-  }
-
   getWindowHeaderConfig() {
     const {showHamburgerMenu, showWindowControls} = this.props;