diff --git a/composer.json b/composer.json
index 321f516..daa7da5 100644
--- a/composer.json
+++ b/composer.json
@@ -23,7 +23,7 @@
         }
     ],
     "require": {
-        "php": "^8.1",
+        "php": "^8.3",
         "silverstripe/framework": "^6",
         "onelogin/php-saml": "^4"
     },