diff --git a/defaults/openstack/init.yml b/defaults/openstack/init.yml
index ab31e8d..fa2e921 100644
--- a/defaults/openstack/init.yml
+++ b/defaults/openstack/init.yml
@@ -27,3 +27,6 @@
     # Gnocchi
     gnocchi_memcache_security_enabled: ${_param:openstack_memcache_security_enabled}
     gnocchi_memcache_secret_key: ''
+    # Panko
+    panko_memcache_security_enabled: ${_param:openstack_memcache_security_enabled}
+    panko_memcache_secret_key: ''