diff --git a/src/components/App/index.tsx b/src/components/App/index.tsx
index 6599ae37..ce990fe9 100644
--- a/src/components/App/index.tsx
+++ b/src/components/App/index.tsx
@@ -258,6 +258,7 @@ export default class App extends Component<Props, State> {
     });
   }
 
+  @bind
   async updateFile(file: File) {
     this.setState({ loading: true });
     try {