diff --git a/cmd/gocq/main.go b/cmd/gocq/main.go
index 886afbb54..6ee0d9c9d 100644
--- a/cmd/gocq/main.go
+++ b/cmd/gocq/main.go
@@ -167,7 +167,7 @@ func LoginInteract() {
 	if err != nil {
 		log.Warn(err)
 	}
-	if len(signServer.URL) > 1 {
+	if signServer != nil && len(signServer.URL) > 1 {
 		log.Infof("使用签名服务器：%v", signServer.URL)
 		go signStartRefreshToken(base.Account.RefreshInterval) // 定时刷新 token
 		wrapper.DandelionEnergy = energy