diff --git a/composer.json b/composer.json
index 9a16dcc..69ee335 100644
--- a/composer.json
+++ b/composer.json
@@ -33,7 +33,7 @@
         "symfony/http-foundation": "^7.4"
     },
     "require-dev": {
-        "simplesamlphp/simplesamlphp-test-framework": "~1.11"
+        "simplesamlphp/simplesamlphp-test-framework": "~2.0"
     },
     "config": {
         "allow-plugins": {