diff --git a/packages/application-extension/src/index.tsx b/packages/application-extension/src/index.tsx
index 70783f4eddd2..26964bf4b871 100644
--- a/packages/application-extension/src/index.tsx
+++ b/packages/application-extension/src/index.tsx
@@ -570,7 +570,7 @@ const main: JupyterFrontEndPlugin<ITreePathUpdater> = {
  * Check if the application is dirty before closing the browser tab.
  */
 const dirty: JupyterFrontEndPlugin<void> = {
-  id: '@retrolab/application-extension:dirty',
+  id: '@jupyterlab/application-extension:dirty',
   autoStart: true,
   requires: [ITranslator],
   activate: (app: JupyterFrontEnd, translator: ITranslator): void => {