diff --git a/server/testkit/tests/oauth2_test.rs b/server/testkit/tests/oauth2_test.rs
index 74169a7a8..7e2d2172c 100644
--- a/server/testkit/tests/oauth2_test.rs
+++ b/server/testkit/tests/oauth2_test.rs
@@ -236,6 +236,7 @@ async fn test_oauth2_openid_basic_flow(rsclient: KanidmClient) {
             ("code_challenge_method", "S256"),
             ("redirect_uri", TEST_INTEGRATION_RS_REDIRECT_URL),
             ("scope", "email read openid"),
+            ("max_age", "1"),
         ])
         .send()
         .await