diff --git a/heat/server/cluster.yml b/heat/server/cluster.yml
index 52b3582..927af95 100644
--- a/heat/server/cluster.yml
+++ b/heat/server/cluster.yml
@@ -83,3 +83,8 @@
           cert_file: ${_param:rabbitmq_heat_client_ssl_cert_file}
         ssl:
           enabled: ${_param:rabbitmq_ssl_enabled}
+      cache:
+        security:
+          enabled: ${_param:heat_memcache_security_enabled}
+          strategy: ${_param:openstack_memcache_security_strategy}
+          secret_key: ${_param:heat_memcache_secret_key}