diff --git a/bin/update_port.sh b/bin/update_port.sh
index de34ce0..e68be6c 100644
--- a/bin/update_port.sh
+++ b/bin/update_port.sh
@@ -182,7 +182,7 @@ ask_update_port(){
     update_port "$new_port"
 }
 
-
+# 获取当前配置的监听端口
 get_listen_port(){
     local script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
     local config_file="$script_dir/../config/config.json"