diff --git a/packages/browser-repl/src/components/shell.tsx b/packages/browser-repl/src/components/shell.tsx
index f723d123d..b688dfeb0 100644
--- a/packages/browser-repl/src/components/shell.tsx
+++ b/packages/browser-repl/src/components/shell.tsx
@@ -357,7 +357,6 @@ export class _Shell extends Component<ShellProps, ShellState> {
     });
     this.props.onOutputChanged(output);
 
-    // TODO: what if we switch away from the shell while this is ongoing?
     const outputLine = await this.evaluate(code);
 
     output = this.addEntriesToOutput([outputLine]);