diff --git a/composer.json b/composer.json
index 66bdead..bb9f23b 100644
--- a/composer.json
+++ b/composer.json
@@ -10,7 +10,7 @@
         }
     ],
     "require": {
-        "typo3/cms-core": "^12, ^13",
+        "typo3/cms-core": "^12 || ^13",
         "league/csv": "^9.16"
     },
     "require-dev": {