diff --git a/ironic/api/single.yml b/ironic/api/single.yml
new file mode 100644
index 0000000..0800579
--- /dev/null
+++ b/ironic/api/single.yml
@@ -0,0 +1,7 @@
+classes:
+- service.ironic.api.single
+parameters:
+  ironic:
+    api:
+      bind:
+        address: ${_param:single_address}