diff --git a/proxy/proxy.go b/proxy/proxy.go
index bc83cc7..8807146 100644
--- a/proxy/proxy.go
+++ b/proxy/proxy.go
@@ -48,6 +48,12 @@ func NoRouteHandler(cfg *config.Config, blacklist *config.Blacklist) gin.Handler
 		repo := pathParts[2]
 		logw("Blacklist Check > Username: %s, Repo: %s", username, repo)
 
+		if blacklist.Blacklist == nil {
+			logw("Warning: Blacklist map is nil")
+			// 根据需要初始化或处理
+			blacklist.Blacklist = make(map[string][]string)
+		}
+
 		// 检查仓库是否在黑名单中
 		if auth.IsBlacklisted(username, repo, blacklist.Blacklist, cfg.Blacklist.Enabled) {
 			c.String(http.StatusForbidden, "Access denied: repository is blacklisted.")