diff --git a/packages/notebook-extension/src/index.ts b/packages/notebook-extension/src/index.ts
index 1806f70f32..0ba7340cfe 100644
--- a/packages/notebook-extension/src/index.ts
+++ b/packages/notebook-extension/src/index.ts
@@ -550,8 +550,8 @@ const editNotebookMetadata: JupyterFrontEndPlugin<void> = {
         }
       },
       isVisible: () =>
-              shell.currentWidget !== null &&
-        shell.currentWidget instanceof NotebookPanel
+        shell.currentWidget !== null &&
+        shell.currentWidget instanceof NotebookPanel,
     });
 
     if (palette) {