diff --git a/composer.json b/composer.json
index 4e1e494..a7050c0 100644
--- a/composer.json
+++ b/composer.json
@@ -29,7 +29,7 @@
         "simplesamlphp/simplesamlphp": "~2.5@dev"
     },
     "require-dev": {
-        "simplesamlphp/simplesamlphp-test-framework": "~1.11"
+        "simplesamlphp/simplesamlphp-test-framework": "~2.0"
     },
     "config": {
         "allow-plugins": {