diff --git a/defaults/main.yml b/defaults/main.yml
index 0397ace0..44c6252d 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -304,6 +304,9 @@ cinder_pip_packages:
   - systemd-python
   - uwsgi
 
+# Specific pip packages provided by the user
+cinder_user_pip_packages: []
+
 cinder_optional_oslomsg_amqp1_pip_packages:
   - oslo.messaging[amqp1]
 
diff --git a/tasks/cinder_install_source.yml b/tasks/cinder_install_source.yml
index f163c0e5..676df658 100644
--- a/tasks/cinder_install_source.yml
+++ b/tasks/cinder_install_source.yml
@@ -43,7 +43,7 @@
     venv_install_destination_path: "{{ cinder_bin | dirname }}"
     venv_pip_install_args: "{{ cinder_pip_install_args }}"
     venv_pip_packages: >-
-      {{ cinder_pip_packages +
+      {{ cinder_pip_packages | union(cinder_user_pip_packages) +
          (cinder_oslomsg_amqp1_enabled | bool) | ternary(cinder_optional_oslomsg_amqp1_pip_packages, []) }}
     venv_facts_when_changed:
       - section: "cinder"