diff --git a/composer.json b/composer.json
index 8435aa8..5ee1e88 100644
--- a/composer.json
+++ b/composer.json
@@ -10,7 +10,7 @@
         }
     ],
     "require": {
-        "ezsystems/ezpublish-kernel": "^6.0",
+        "ezsystems/ezpublish-kernel": "^5.4.9|^6.0|>=2014.11",
         "sylius/sylius": "*"
     },
     "autoload": {