diff --git a/src/ace.jsx b/src/ace.jsx
index 5c6dc8d7..71afbc5f 100644
--- a/src/ace.jsx
+++ b/src/ace.jsx
@@ -119,6 +119,7 @@ export default class ReactAce extends Component {
   }
 
   componentWillUnmount() {
+    this.editor.destroy();
     this.editor = null;
   }