diff --git a/reference/programs.yaml b/reference/programs.yaml
index 5ddb5bc91..59da82d1f 100644
--- a/reference/programs.yaml
+++ b/reference/programs.yaml
@@ -186,6 +186,7 @@ Common Libraries:
     - repo: openstack/pylockfile
     - repo: openstack/stevedore
     - repo: openstack/taskflow
+    - repo: openstack/tooz
     - repo: openstack-dev/cookiecutter
     - repo: openstack-dev/oslo-cookiecutter
     - repo: openstack-dev/hacking