diff --git a/zuul.d/wallaby_jobs.yaml b/zuul.d/wallaby_jobs.yaml
index 92a3e50..8a771b8 100644
--- a/zuul.d/wallaby_jobs.yaml
+++ b/zuul.d/wallaby_jobs.yaml
@@ -177,6 +177,9 @@
         NETWORK_API_EXTENSIONS: "{{ network_api_extensions | join(',') }}"
         OVN_BRANCH: "v21.06.0"
         OVS_BRANCH: "a4b04276ab5934d087669ff2d191a23931335c87"
+      devstack_services:
+        q-ovn-metadata-agent: true
+        q-ovn-agent: false
       devstack_local_conf:
         test-config:
           $TEMPEST_CONFIG: