diff --git a/trojan.sh b/trojan.sh
index 3732992..f24f76b 100644
--- a/trojan.sh
+++ b/trojan.sh
@@ -488,6 +488,7 @@ function remove_trojan(){
     fi
     rm -rf /usr/src/trojan/
     rm -rf /usr/src/trojan-cli/
+    rm -rf /usr/src/trojan-cert/
     rm -rf /usr/share/nginx/html/*
     rm -rf /etc/nginx/
     rm -rf /root/.acme.sh/
@@ -542,7 +543,6 @@ start_menu(){
     green " ======================================="
     green " 介绍: 一键安装trojan      "
     green " 系统: centos7+/debian9+/ubuntu16.04+"
-    green " 作者: xxxbrian"
     blue " 注意:"
     red " *1. 不要在任何生产环境使用此脚本"
     red " *2. 不要占用80和443端口"