diff --git a/zuul.d/project-templates.yaml b/zuul.d/project-templates.yaml
index 706a779c..3b47b090 100644
--- a/zuul.d/project-templates.yaml
+++ b/zuul.d/project-templates.yaml
@@ -1161,12 +1161,14 @@
               - stable/pike
               - stable/queens
               - stable/rocky
+              - stable/stein
         - openstack-tox-py27:
             branches:
               - stable/ocata
               - stable/pike
               - stable/queens
               - stable/rocky
+              - stable/stein
 
 - project-template:
     name: periodic-stable-jobs-neutron
@@ -1183,6 +1185,7 @@
               - stable/pike
               - stable/queens
               - stable/rocky
+              - stable/stein
             required-projects:
               - openstack/neutron
         - openstack-tox-py27:
@@ -1191,6 +1194,7 @@
               - stable/pike
               - stable/queens
               - stable/rocky
+              - stable/stein
             required-projects:
               - openstack/neutron