diff --git a/composer.json b/composer.json
index 03b9f53..2dd061e 100644
--- a/composer.json
+++ b/composer.json
@@ -9,8 +9,8 @@
         }
     ],
     "require": {
-        "silverstripe/cms": "^4",
-        "silverstripe/framework": "^4"
+        "silverstripe/cms": "^4 || ^5",
+        "silverstripe/framework": "^4 || ^5"
     },
     "require-dev": {
         "squizlabs/php_codesniffer": "^3.0",