diff --git a/zuul.d/projects.yaml b/zuul.d/projects.yaml
index 61b597f294..ea7c3a55b5 100644
--- a/zuul.d/projects.yaml
+++ b/zuul.d/projects.yaml
@@ -14671,13 +14671,13 @@
     check:
       jobs:
         - openstack-tox-py35:
-            branches: master
+            branches: ^(?!stable/(ocata|pike)).*$
             required-projects:
               - openstack/horizon
     gate:
       jobs:
         - openstack-tox-py35:
-            branches: master
+            branches: ^(?!stable/(ocata|pike)).*$
             required-projects:
               - openstack/horizon