diff --git a/cmd/cmd.go b/cmd/cmd.go
index cfb60bfd..5c3ce99f 100644
--- a/cmd/cmd.go
+++ b/cmd/cmd.go
@@ -140,7 +140,7 @@ var (
 
 	DefaultRegistries = map[string]func(...registry.Option) registry.Registry{
 		"consul": consul.NewRegistry,
-		"mdns": mdns.NewRegistry,
+		"mdns":   mdns.NewRegistry,
 	}
 
 	DefaultSelectors = map[string]func(...selector.Option) selector.Selector{