diff --git a/.zuul.yaml b/.zuul.yaml
index 06ed667ec..78974c554 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -60,6 +60,16 @@
             irrelevant-files: *gate-irrelevant-files
         - tempest-ipv6-only:
             irrelevant-files: *gate-irrelevant-files
+    periodic-weekly:
+      jobs:
+        # update the python version when the support runtime for testing changes.
+        # we only test the latest version in the periodics as its just a signal
+        # that we need to investigate the healt of the master branch in the absence
+        # of frequent patches.
+        - openstack-tox-functional-py38
+        - openstack-tox-py38
+        - placement-nova-tox-functional-py38
+        - tempest-integrated-placement
 
 - job:
     name: placement-nova-tox-functional-py38