diff --git a/composer.json b/composer.json
index e3a4869..be69408 100644
--- a/composer.json
+++ b/composer.json
@@ -57,7 +57,7 @@
         "symfony/http-foundation": "^7.4"
     },
     "require-dev": {
-        "simplesamlphp/simplesamlphp-test-framework": "~1.11"
+        "simplesamlphp/simplesamlphp-test-framework": "~2.0"
     },
     "support": {
         "issues": "https://github.com/simplesamlphp/simplesamlphp-module-adfs/issues",