diff --git a/main.go b/main.go
index 3e74247..83e7467 100644
--- a/main.go
+++ b/main.go
@@ -50,6 +50,8 @@ var (
 )
 
 func main() {
+	flag.Parse()
+
 	viper.SetDefault("bind", ":8080")
 
 	viper.SetConfigName("dlrouter")        // name of config file (without extension)