diff --git a/composer.json b/composer.json
index 62c4169..f1f93c9 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,7 @@
   ],
   "license": ["GPL-2.0-or-later"],
   "require": {
-    "typo3/cms-core": "^8.7.1"
+    "typo3/cms-core": "^10.4.9"
   },
   "autoload": {
     "psr-4": {