diff --git a/composer.json b/composer.json
index de9f4d7..f634f29 100755
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
     "source": "https://github.com/christianbarkowsky/contao-extended-checkbox"
   },
   "require":{
-    "php": "7.4 || ^8.0",
+    "php": "^7.4 || ^8.0",
     "contao/core-bundle": "~4.4"
   },
   "replace": {