diff --git a/roles/heat/vars/main.yml b/roles/heat/vars/main.yml
index 3104161..10202f3 100644
--- a/roles/heat/vars/main.yml
+++ b/roles/heat/vars/main.yml
@@ -35,6 +35,9 @@
         server_keystone_endpoint_type: public
       clients_keystone:
         endpoint_type: publicURL
+      database:
+        connection_recycle_time: 10
+        max_pool_size: 1
       ec2authtoken:
         auth_uri: http://keystone-api.openstack.svc.cluster.local:5000
       heat_api: