diff --git a/components/dropdown/Dropdown.jsx b/components/dropdown/Dropdown.jsx
index 844564e2..e2a9e61d 100644
--- a/components/dropdown/Dropdown.jsx
+++ b/components/dropdown/Dropdown.jsx
@@ -31,8 +31,8 @@ class Dropdown extends React.Component {
     up: false
   };
 
-  componentWillUpdate (prevState, nextState) {
-    if (!prevState.active && nextState.active) {
+  componentWillUpdate (nextProps, nextState) {
+    if (!this.state.active && nextState.active) {
       events.addEventsToDocument({click: this.handleDocumentClick});
     }
   }
diff --git a/components/menu/Menu.jsx b/components/menu/Menu.jsx
index 8a9f07d9..33e746a2 100644
--- a/components/menu/Menu.jsx
+++ b/components/menu/Menu.jsx
@@ -68,8 +68,8 @@ class Menu extends React.Component {
     return true;
   }
 
-  componentWillUpdate (prevState, nextState) {
-    if (!prevState.active && nextState.active) {
+  componentWillUpdate (nextProps, nextState) {
+    if (!this.state.active && nextState.active) {
       events.addEventsToDocument({click: this.handleDocumentClick});
     }
   }