diff --git a/composer.json b/composer.json
index c7a9cdd..4eebda3 100644
--- a/composer.json
+++ b/composer.json
@@ -10,6 +10,6 @@
         }
     ],
     "require": {
-        "silverstripe/framework": "^5"
+        "silverstripe/framework": "^6.0 || ^5.0"
     }
 }