diff --git a/tox.ini b/tox.ini
index c78d385c6..67fe5f30a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 minversion = 3.2.0
-envlist = linters,docs,py38
+envlist = linters,docs,py
 skipdist = True
 ignore_basepython_conflict = True
 requires =
diff --git a/zuul.d/layout.yaml b/zuul.d/layout.yaml
index 5576b389b..69df82271 100644
--- a/zuul.d/layout.yaml
+++ b/zuul.d/layout.yaml
@@ -30,6 +30,7 @@
             dependencies:
               - tripleo-ci-centos-8-content-provider
         - openstack-tox-py36
+        - openstack-tox-py39
     gate:
       jobs:
         - openstack-tox-linters
@@ -40,6 +41,7 @@
             dependencies:
               - tripleo-ci-centos-8-content-provider
         - openstack-tox-py36
+        - openstack-tox-py39
 
     promote:
       jobs: