diff --git a/composer.json b/composer.json
index 9b30115881..de24061333 100644
--- a/composer.json
+++ b/composer.json
@@ -6,7 +6,7 @@
     "description": "DKAN Open Data Catalog",
     "require": {
         "drupal/admin_toolbar": "^3",
-        "drupal/config_update": "^1.7 || ^2@dev",
+        "drupal/config_update": "^1.7 || ^2.0.0-alpha2",
         "drupal/moderated_content_bulk_publish": "~2.0.20",
         "drupal/search_api": "^1.15",
         "drupal/select_or_other": "dev-4.x#ae0585ff8c",