diff --git a/tox.ini b/tox.ini
index 127cf3584..8b0d25ea6 100644
--- a/tox.ini
+++ b/tox.ini
@@ -117,6 +117,7 @@ ignore = D001
 commands = {posargs}
 
 [testenv:role-addition]
+basepython = python3
 deps=
   {[testenv:linters]deps}
 commands =
diff --git a/zuul.d/molecule.yaml b/zuul.d/molecule.yaml
index dfbaa7fed..c10ad51b4 100644
--- a/zuul.d/molecule.yaml
+++ b/zuul.d/molecule.yaml
@@ -42,7 +42,7 @@
       - tripleo-ansible-centos-7-molecule-tripleo_upgrade_hiera
       - tripleo-ansible-centos-7-molecule-tripleo_validations_package
       - tripleo-ansible-centos-7-molecule-tuned
-      - tripleo-ansible-centos-7-role-addition
+      - tripleo-ansible-centos-8-role-addition
     gate:
       jobs:
       - tripleo-ansible-centos-7-molecule-aide
@@ -85,7 +85,7 @@
       - tripleo-ansible-centos-7-molecule-tripleo_upgrade_hiera
       - tripleo-ansible-centos-7-molecule-tripleo_validations_package
       - tripleo-ansible-centos-7-molecule-tuned
-      - tripleo-ansible-centos-7-role-addition
+      - tripleo-ansible-centos-8-role-addition
     name: tripleo-ansible-molecule-jobs
 - job:
     files:
@@ -388,8 +388,8 @@
     - ^tox.ini
     - ^molecule-requirements.txt
     - ^zuul.d/playbooks/.*
-    name: tripleo-ansible-centos-7-role-addition
-    nodeset: centos-7
+    name: tripleo-ansible-centos-8-role-addition
+    nodeset: centos-8
     parent: tox-molecule
     timeout: 1800
     vars: