diff --git a/defaults/main.yml b/defaults/main.yml
index c13a122..c240527 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -30,11 +30,14 @@ mistral_package_state: "{{ package_state | default('latest') }}"
 # Source package builds
 mistral_git_repo: https://opendev.org/openstack/mistral
 mistral_git_install_branch: master
+mistral_extra_git_repo: https://opendev.org/openstack/mistral-extra
+mistral_extra_git_install_branch: master
 mistral_upper_constraints_url: "{{ requirements_git_url | default('https://releases.openstack.org/constraints/upper/' ~ requirements_git_install_branch | default('master')) }}"
 mistral_git_constraints:
   - "--constraint {{ mistral_upper_constraints_url }}"
 mistral_pip_packages:
   - "git+{{ mistral_git_repo }}@{{ mistral_git_install_branch }}#egg=mistral"
+  - "git+{{ mistral_extra_git_repo }}@{{ mistral_extra_git_install_branch }}#egg=mistral-extra"
   - PyMySQL
   - pymemcache
   - python-memcached