diff --git a/cmd/root.go b/cmd/root.go
index 27c0a8db..acf3477c 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -54,7 +54,7 @@ func init() {
 }
 
 func addServerFlags(flags *pflag.FlagSet) {
-	flags.StringP("address", "a", "127.0.0.1", "address to listen on")
+	flags.StringP("address", "a", "0.0.0.0", "address to listen on")
 	flags.StringP("log", "l", "stdout", "log output")
 	flags.StringP("port", "p", "8080", "port to listen on")
 	flags.StringP("cert", "t", "", "tls certificate")