diff --git a/packages/help-extension/src/index.tsx b/packages/help-extension/src/index.tsx
index 0133fb32b6..9b11a209db 100644
--- a/packages/help-extension/src/index.tsx
+++ b/packages/help-extension/src/index.tsx
@@ -149,7 +149,7 @@ const plugin: JupyterFrontEndPlugin<void> = {
           </span>
         );
         const version = trans.__('Version: %1', app.version);
-        const copyright = trans.__('© 2021-2022 Jupyter Notebook Contributors');
+        const copyright = trans.__('© 2021-2023 Jupyter Notebook Contributors');
         const body = (
           <>
             <span className="jp-AboutNotebook-version">{version}</span>