diff --git a/package.json b/package.json
index 08450af..1e7ad82 100644
--- a/package.json
+++ b/package.json
@@ -56,7 +56,7 @@
   "dependencies": {
     "@jupyterlab/application": "^3.6.3",
     "@jupyterlab/apputils": "3.6.3",
-    "@jupyterlab/docregistry": "3.6.3",
+    "@jupyterlab/docregistry": "4.0.4",
     "@jupyterlab/notebook": "3.6.3",
     "@jupyterlab/services": "6.6.3"
   },