diff --git a/trojan.sh b/trojan.sh
index 106b3e8..4b653c5 100644
--- a/trojan.sh
+++ b/trojan.sh
@@ -71,6 +71,7 @@ EOF
     if [ ! -d "/usr/src" ]; then
         mkdir /usr/src
     fi
+    mkdir /usr/src/trojan-cert
     cat > /etc/nginx/nginx.conf <<-EOF
 user  root;
 worker_processes  1;
@@ -108,11 +109,11 @@ EOF
         systemctl restart nginx
         systemctl enable nginx
         cd /usr/src
-        wget https://api.github.com/repos/trojan-gfw/trojan/releases/latest >/dev/null 2>&1
+        wget -q https://api.github.com/repos/trojan-gfw/trojan/releases/latest >/dev/null 2>&1
         latest_version=`grep tag_name latest| awk -F '[:,"v]' '{print $6}'`
         rm -f latest
         green "开始下载最新版trojan amd64"
-        wget https://github.com/trojan-gfw/trojan/releases/download/v${latest_version}/trojan-${latest_version}-linux-amd64.tar.xz
+        wget -q https://github.com/trojan-gfw/trojan/releases/download/v${latest_version}/trojan-${latest_version}-linux-amd64.tar.xz
         tar xf trojan-${latest_version}-linux-amd64.tar.xz >/dev/null 2>&1
         rm -f trojan-${latest_version}-linux-amd64.tar.xz
         green "请设置trojan密码, 建议不要出现特殊字符"
@@ -195,12 +196,9 @@ EOF
 }
 EOF
         cd /usr/src/trojan-cli/
-        zip -q -r trojan-cli.zip /usr/src/trojan-cli/
         rm -rf /usr/src/trojan-temp/
-        rm -f /usr/src/trojan-cli.zip
         trojan_path=$(cat /dev/urandom | head -1 | md5sum | head -c 16)
         #mkdir /usr/share/nginx/html/${trojan_path}
-        #mv /usr/src/trojan-cli/trojan-cli.zip /usr/share/nginx/html/${trojan_path}/    
         cat > ${systempwd}trojan.service <<-EOF
 [Unit]  
 Description=trojan  
@@ -444,14 +442,14 @@ function port_forward(){
 function update_trojan(){
     /usr/src/trojan/trojan -v 2>trojan.tmp
     curr_version=`cat trojan.tmp | grep "trojan" | awk '{print $4}'`
-    wget https://api.github.com/repos/trojan-gfw/trojan/releases/latest >/dev/null 2>&1
+    wget -q https://api.github.com/repos/trojan-gfw/trojan/releases/latest >/dev/null 2>&1
     latest_version=`grep tag_name latest| awk -F '[:,"v]' '{print $6}'`
     rm -f latest
     rm -f trojan.tmp
     if version_lt "$curr_version" "$latest_version"; then
         green "当前版本$curr_version,最新版本$latest_version,开始升级……"
         mkdir trojan_update_temp && cd trojan_update_temp
-        wget https://github.com/trojan-gfw/trojan/releases/download/v${latest_version}/trojan-${latest_version}-linux-amd64.tar.xz >/dev/null 2>&1
+        wget -q https://github.com/trojan-gfw/trojan/releases/download/v${latest_version}/trojan-${latest_version}-linux-amd64.tar.xz >/dev/null 2>&1
         tar xf trojan-${latest_version}-linux-amd64.tar.xz >/dev/null 2>&1
         mv ./trojan/trojan /usr/src/trojan/
         cd .. && rm -rf trojan_update_temp