diff --git a/composer.json b/composer.json
index 5651b4096..64f43c210 100644
--- a/composer.json
+++ b/composer.json
@@ -24,6 +24,7 @@
     "api-platform/core": "^3.2"
   },
   "require-dev": {
+    "pimcore/admin-ui-classic-bundle": "^v1.3",
     "roave/security-advisories": "dev-latest",
     "codeception/codeception": "^5.0.10",
     "codeception/phpunit-wrapper": "^9",