diff --git a/playbooks/roles/repo_server/defaults/main.yml b/playbooks/roles/repo_server/defaults/main.yml
index 9b84a743d0..e8d2c3aeea 100644
--- a/playbooks/roles/repo_server/defaults/main.yml
+++ b/playbooks/roles/repo_server/defaults/main.yml
@@ -69,8 +69,12 @@ repo_apt_packages:
   - sqlite3
   - vlan
 
+# The version of PBR is being locked down to resolve an upstream issue with
+# all of the services transitioning to Liberty
+# https://bugs.launchpad.net/openstack-ansible/+bug/1450733
 repo_pip_packages:
   - cloudlib
+  - "pbr>=0.6,!=0.7,<0.11.0"
   - PyCrypto
   - python-memcached
   - PyYAML
diff --git a/requirements.txt b/requirements.txt
index f29cd0ef6c..0c53655b61 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,3 +7,5 @@ PrettyTable>=0.7,<0.8   # scripts/inventory-manage.py
 pycrypto>=2.6           # ansible
 PyYAML>=3.1.0           # ansible
 requests>=2.2.0,!=2.4.0 # scripts/os-ansible-role-requirements.py
+pbr>=0.6,!=0.7,<0.11.0  # locked to lower than 0.11.0 due to issue https://bugs.launchpad.net/openstack-ansible/+bug/1450733
+