diff --git a/composer.json b/composer.json
index 9b63e658a..8e19a5b53 100644
--- a/composer.json
+++ b/composer.json
@@ -13,7 +13,7 @@
     "require": {
         "php": "^7.3",
         "ezsystems/doctrine-dbal-schema": "^1.0@dev",
-        "ezsystems/ezpublish-kernel": "^8.0@dev",
+        "ezsystems/ezpublish-kernel": "dev-ezp-31021-messages-revision as 8.0.x-dev",
         "netgen/query-translator": "^1.0.2",
         "symfony/http-kernel": "^4.3",
         "symfony/dependency-injection": "^4.3",
@@ -42,5 +42,9 @@
         "branch-alias": {
             "dev-master": "3.0.x-dev"
         }
-    }
+    },
+    "repositories": [{
+            "type": "vcs",
+            "url": "https://github.com/DominikaK/ezpublish-kernel.git"
+        }]
 }