diff --git a/composer.json b/composer.json
index 06e3fb9..301e4ed 100644
--- a/composer.json
+++ b/composer.json
@@ -23,7 +23,7 @@
         }
     ],
     "require": {
-        "payum/core": "1.0.*@dev",
+        "payum/core": "1.0.*",
         "klarna/checkout": "~1|~2.0"
     },
     "require-dev": {