diff --git a/composer.json b/composer.json
index a7cdc86..2047547 100644
--- a/composer.json
+++ b/composer.json
@@ -13,7 +13,7 @@
         "cweagans/composer-patches": "^1.0",
         "drupal-composer/drupal-scaffold": "^2.0.0",
         "drupal/claro": "^1.0@alpha",
-        "drupal/classitup": "1.x-dev",
+        "drupal/classitup": "dev-8.x-1.x as 1.x-dev",
         "drupal/config_actions": "1.x-dev",
         "drupal/convert_bundles": "^1.0@alpha",
         "drupal/cshs": "^1.0@beta",
@@ -44,6 +44,10 @@
         "drupal/drutopia_collection": {
             "type": "git",
             "url": "git@gitlab.com:drutopia/drutopia_collection.git"
+        },
+        "drupal/classitup": {
+            "type": "git",
+            "url": "git@git.drupal.org:project/classitup.git"
         }
     },
     "scripts": {