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 7544532ac1..a9c1ff59bd 100644
--- a/modules/openstack_project/files/jenkins_job_builder/config/projects.yaml
+++ b/modules/openstack_project/files/jenkins_job_builder/config/projects.yaml
@@ -259,7 +259,7 @@
       - python-jobs
       - gate-{name}-unittests-{env}:
           env: 26sa07
-          node: centos6
+          node: bare-centos6
       - gate-{name}-unittests-{env}:
           env: 27sa07
       - hook-{name}-rtfd
@@ -1685,13 +1685,13 @@
       # For anyone running without eventlet
       - gate-{name}-tox-{envlist}:
           envlist: py26-sa7-mysql
-          node: centos6
+          node: bare-centos6
       - gate-{name}-tox-{envlist}:
           envlist: py27-sa8-mysql
       # For anyone running the latest without eventlet
       - gate-{name}-tox-{envlist}:
           envlist: py26-sa9-mysql
-          node: centos6
+          node: bare-centos6
       - gate-{name}-tox-{envlist}:
           envlist: py27-sa9-mysql
 
@@ -1749,10 +1749,10 @@
           envlist: wsme-tip
       - gate-{name}-tox-{envlist}:
           envlist: ceilometer-stable
-          node: centos6
+          node: bare-centos6
       - gate-{name}-tox-{envlist}:
           envlist: ceilometer-tip
-          node: centos6
+          node: bare-centos6
       - gate-{name}-tox-{envlist}:
           envlist: ironic-tip
 
diff --git a/modules/openstack_project/files/jenkins_job_builder/config/python-bitrot-jobs.yaml b/modules/openstack_project/files/jenkins_job_builder/config/python-bitrot-jobs.yaml
index 976fe817cf..a46a00cbc9 100644
--- a/modules/openstack_project/files/jenkins_job_builder/config/python-bitrot-jobs.yaml
+++ b/modules/openstack_project/files/jenkins_job_builder/config/python-bitrot-jobs.yaml
@@ -23,7 +23,7 @@
           branches:
             - 'origin/{branch}'
 
-    node: centos6
+    node: bare-centos6
 
 
 - job-template:
diff --git a/modules/openstack_project/files/jenkins_job_builder/config/python-jobs.yaml b/modules/openstack_project/files/jenkins_job_builder/config/python-jobs.yaml
index 5a8abfbaba..c5c65121e9 100644
--- a/modules/openstack_project/files/jenkins_job_builder/config/python-jobs.yaml
+++ b/modules/openstack_project/files/jenkins_job_builder/config/python-jobs.yaml
@@ -70,7 +70,7 @@
       - test-results
       - console-log
 
-    node: centos6
+    node: bare-centos6
 
 - job-template:
     name: 'gate-{name}-python27'
diff --git a/modules/openstack_project/files/zuul/layout.yaml b/modules/openstack_project/files/zuul/layout.yaml
index 66278b4a3d..c339031109 100644
--- a/modules/openstack_project/files/zuul/layout.yaml
+++ b/modules/openstack_project/files/zuul/layout.yaml
@@ -215,6 +215,14 @@ jobs:
     parameter-function: set_log_url
   - name: ^.*(dsvm|devstack-vm).*$
     parameter-function: single_use_node
+  - name: '^(gate|periodic)-.*-python26.*$'
+    parameter-function: single_use_node
+  - name: gate-sqlalchemy-migrate-unittests-26sa07
+    parameter-function: single_use_node
+  - name: '^gate-taskflow-tox-py26-sa(7|9)-mysql$'
+    parameter-function: single_use_node
+  - name: '^gate-pecan-tox-ceilometer-(stable|tip)$'
+    parameter-function: single_use_node
 # begin section to deal with transition to bare-precise
   - name: gate-config-layout
     parameter-function: single_use_node