diff --git a/modules/openstack_project/files/zuul/layout-dev.yaml b/modules/openstack_project/files/zuul/layout-dev.yaml
index 9d6d247d26..12b9e439aa 100644
--- a/modules/openstack_project/files/zuul/layout-dev.yaml
+++ b/modules/openstack_project/files/zuul/layout-dev.yaml
@@ -231,6 +231,7 @@ projects:
       - gate-oslo-incubator-pyflakes
       - gate-oslo-incubator-python26
       - gate-oslo-incubator-python27
+      - gate-oslo-incubator-python33
 
   - name: openstack/oslo.config
     check:
diff --git a/modules/openstack_project/files/zuul/layout.yaml b/modules/openstack_project/files/zuul/layout.yaml
index 92fcf02fbb..d8ee24cbe0 100644
--- a/modules/openstack_project/files/zuul/layout.yaml
+++ b/modules/openstack_project/files/zuul/layout.yaml
@@ -854,6 +854,8 @@ projects:
       - gate-oslo-incubator-pyflakes
       - gate-oslo-incubator-python26
       - gate-oslo-incubator-python27
+    experimental:
+      - gate-oslo-incubator-python33
     post:
       - oslo-incubator-docs
     release: