diff --git a/service/files/defaults.yaml b/service/files/defaults.yaml
index 486802f..eb9038a 100644
--- a/service/files/defaults.yaml
+++ b/service/files/defaults.yaml
@@ -8,8 +8,6 @@ configs:
   heat_user: heat
   heat_password: password
 
-  heat_memcache_secret_key: secret_key
-
   heat_debug: false
 
 sources:
diff --git a/service/files/heat.conf.j2 b/service/files/heat.conf.j2
index 4e5e89c..f1a0f65 100644
--- a/service/files/heat.conf.j2
+++ b/service/files/heat.conf.j2
@@ -25,9 +25,6 @@ user_domain_id = default
 project_name = {{ openstack_project_name }}
 username = {{ heat_user }}
 password = {{ heat_password }}
-
-memcache_security_strategy = ENCRYPT
-memcache_secret_key = {{ heat_memcache_secret_key }}
 memcached_servers = memcached:{{ memcached_port }}
 
 [trustee]