diff --git a/composer.json b/composer.json
index 5296427..330c492 100644
--- a/composer.json
+++ b/composer.json
@@ -38,7 +38,7 @@
         "ext-libxml": "*",
         "typo3/cms-core": "^13.4",
         "typo3/cms-backend": "^13.4",
-        "typo3/cms-extbase": "^13.4",
+        "typo3/cms-extbase": "^13.4 || ^14.0",
         "typo3/cms-extensionmanager": "^13.4",
         "symfony/console": "^7.0"
     },