diff --git a/composer.json b/composer.json
index 047bd958ecc59975b9e408bce24236ec1fd3cf9f..81c10307b8b7f25a632a4d750c8e52fa94e10952 100644
--- a/composer.json
+++ b/composer.json
@@ -19,6 +19,6 @@
   "require": {
     "php": ">=5.3",
     "quiqqer\/quiqqer": "1.*|dev-master|dev-dev",
-    "quiqqer\/erp": ">=1.*|dev-master|dev-dev"
+    "quiqqer\/erp": "1.*|dev-master|dev-dev"
   }
 }