diff --git a/modules/openstack_project/files/jenkins_job_builder/config/projects.yaml b/modules/openstack_project/files/jenkins_job_builder/config/projects.yaml
index b82d6cbf8c..4ec86beebd 100644
--- a/modules/openstack_project/files/jenkins_job_builder/config/projects.yaml
+++ b/modules/openstack_project/files/jenkins_job_builder/config/projects.yaml
@@ -2438,10 +2438,12 @@
       - hook-{name}-rtfd
       - gate-{name}-tox-{envlist}:
           envlist: scaffolds-26
+          node: bare-centos6
       - gate-{name}-tox-{envlist}:
           envlist: scaffolds-27
       - gate-{name}-tox-{envlist}:
           envlist: scaffolds-33
+          node: bare-precise
       - gate-{name}-tox-{envlist}:
           envlist: wsme-stable
       - gate-{name}-tox-{envlist}: