diff --git a/stackrc b/stackrc
index 5689779..01e9556 100644
--- a/stackrc
+++ b/stackrc
@@ -6,12 +6,15 @@
 # Destination path for installation
 DEST=/opt/stack
 
+# Select the default database
+DATABASE_TYPE=mysql
+
 # Specify which services to launch.  These generally correspond to
 # screen tabs. To change the default list, use the ``enable_service`` and
 # ``disable_service`` functions in ``localrc``.
 # For example, to enable Swift add this to ``localrc``:
 # enable_service swift
-ENABLED_SERVICES=g-api,g-reg,key,n-api,n-crt,n-obj,n-cpu,n-net,cinder,c-sch,c-api,c-vol,n-sch,n-novnc,n-xvnc,n-cauth,horizon,mysql,rabbit
+ENABLED_SERVICES=g-api,g-reg,key,n-api,n-crt,n-obj,n-cpu,n-net,cinder,c-sch,c-api,c-vol,n-sch,n-novnc,n-xvnc,n-cauth,horizon,rabbit,$DATABASE_TYPE
 
 # Set the default Nova APIs to enable
 NOVA_ENABLED_APIS=ec2,osapi_compute,metadata