diff --git a/composer.json b/composer.json
index 8686620..17a183f 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,7 @@
     "source": "https://github.com/getkirby/starterkit"
   },
   "require": {
-    "php": "~8.1.0 || ~8.2.0 || ~8.3.0",
+    "php": "~8.1.0 || ~8.2.0 || ~8.3.0 || ~8.4.0",
     "getkirby/cms": "^4.0"
   },
   "config": {