diff --git a/app/package.json b/app/package.json
index 23e7d6dc16..2141d080a9 100644
--- a/app/package.json
+++ b/app/package.json
@@ -347,7 +347,8 @@
           "@jupyterlab/debugger-extension:notebooks",
           "@jupyterlab/debugger-extension:service",
           "@jupyterlab/debugger-extension:sidebar",
-          "@jupyterlab/debugger-extension:sources"
+          "@jupyterlab/debugger-extension:sources",
+          "@jupyterlab/debugger-extension:display-registry"
         ],
         "@jupyterlab/logconsole-extension": true,
         "@jupyterlab/metadataform-extension": true,