diff --git a/composer.json b/composer.json
index e1fccc4..fdc6a6c 100644
--- a/composer.json
+++ b/composer.json
@@ -22,8 +22,8 @@
     ],
     "require": {
         "php": "^8.1",
-        "silverstripe/framework": "^5",
-        "silverstripe/cms": "^5"
+        "silverstripe/framework": "^6",
+        "silverstripe/cms": "^6"
     },
     "require-dev": {
         "phpunit/phpunit": "^9.6",