diff --git a/system/glance/control/single.yml b/system/glance/control/single.yml
new file mode 100644
index 0000000..13f4434
--- /dev/null
+++ b/system/glance/control/single.yml
@@ -0,0 +1,7 @@
+classes:
+- service.glance.control.single
+parameters:
+  glance:
+    server:
+      database:
+        host: ${_param:single_address}