diff --git a/cmd/rest-server/main.go b/cmd/rest-server/main.go
index 5fb16de..6cd1f63 100644
--- a/cmd/rest-server/main.go
+++ b/cmd/rest-server/main.go
@@ -52,7 +52,7 @@ func init() {
 	flags.BoolVar(&server.AppendOnly, "append-only", server.AppendOnly, "enable append only mode")
 	flags.BoolVar(&server.PrivateRepos, "private-repos", server.PrivateRepos, "users can only access their private repo")
 	flags.BoolVar(&server.Prometheus, "prometheus", server.Prometheus, "enable Prometheus metrics")
-	flags.BoolVar(&server.Prometheus, "prometheus-no-auth", server.PrometheusNoAuth, "disable auth for Prometheus /metrics endpoint")
+	flags.BoolVar(&server.PrometheusNoAuth, "prometheus-no-auth", server.PrometheusNoAuth, "disable auth for Prometheus /metrics endpoint")
 }
 
 var version = "0.10.0-dev"