diff --git a/src/components/pages/EventDetail.js b/src/components/pages/EventDetail.js
index 4cb9d1a09ba0351b1896461ba89cd9d19d9009a9..c99a482ed7837fdf877f8a6d416dbade391d7fcc 100644
--- a/src/components/pages/EventDetail.js
+++ b/src/components/pages/EventDetail.js
@@ -42,7 +42,7 @@ class EventDetail extends Component {
           notes={notes}
           trainee={item}
           edit={this.state.edit}
-          key={Math.random()}
+          key={item.id}
         />
       );
     });