diff --git a/composer.json b/composer.json
index 8a77938f..64ceab48 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,7 @@
     ],
     "require": {
         "php": "^7.3",
-        "ezsystems/ezplatform-kernel": "^1.2@dev",
+        "ezsystems/ezplatform-kernel": "~1.2.0@dev",
         "ezsystems/ezplatform-core": "^2.1@dev",
         "ezsystems/ezplatform-admin-ui": "^2.2@dev",
         "ocramius/proxy-manager": "^2.2",