diff --git a/zuul.d/ironic-python-agent-jobs.yaml b/zuul.d/ironic-python-agent-jobs.yaml
index 138563fe5..11cb341c1 100644
--- a/zuul.d/ironic-python-agent-jobs.yaml
+++ b/zuul.d/ironic-python-agent-jobs.yaml
@@ -12,6 +12,8 @@
       - ^tox.ini$
     required-projects:
       - openstack/ironic-lib
+      - name: openstack/ironic-tempest-plugin
+        override-checkout: 1.5.1
     vars:
       devstack_localrc:
         IRONIC_BUILD_DEPLOY_RAMDISK: True
diff --git a/zuul.d/legacy-ironic-jobs.yaml b/zuul.d/legacy-ironic-jobs.yaml
index 865344757..787cc20f5 100644
--- a/zuul.d/legacy-ironic-jobs.yaml
+++ b/zuul.d/legacy-ironic-jobs.yaml
@@ -17,7 +17,8 @@
       - openstack/ironic
       - openstack/ironic-lib
       - openstack/ironic-python-agent
-      - openstack/ironic-tempest-plugin
+      - name: openstack/ironic-tempest-plugin
+        override-checkout: 1.5.1
       - openstack/python-ironicclient
       - openstack/tempest
       - openstack/virtualbmc