diff --git a/bin/update_port.sh b/bin/update_port.sh
index f0726e4..7cf2914 100644
--- a/bin/update_port.sh
+++ b/bin/update_port.sh
@@ -50,7 +50,7 @@ change_port(){
   source "$script_dir/utils/jq_util.sh"
 
   local port=$(find_free_port)
-  modify_json_file "$config_dir/config/config.json" ".listen" ":$port"
+  modify_json_file "$config_dir/config.json" ".listen" ":$port"
   echo "已分配新的空闲端口, 设置端口成功"
 }