diff --git a/install.sh b/install.sh
index 66869eb..ca0818a 100644
--- a/install.sh
+++ b/install.sh
@@ -28,6 +28,7 @@ Error="${Red}[错误]${Font}"
 # 版本
 shell_version="1.1.0"
 shell_mode="None"
+github_branch="dev"
 version_cmp="/tmp/version_cmp.tmp"
 v2ray_conf_dir="/etc/v2ray"
 nginx_conf_dir="/etc/nginx/conf/conf.d"
@@ -492,7 +493,7 @@ acme(){
 }
 v2ray_conf_add_tls(){
     cd /etc/v2ray
-    wget --no-check-certificate https://raw.githubusercontent.com/wulabing/V2Ray_ws-tls_bash_onekey/master/tls/config.json -O config.json
+    wget --no-check-certificate https://raw.githubusercontent.com/wulabing/V2Ray_ws-tls_bash_onekey/${github_branch}/tls/config.json -O config.json
     modify_path
     modify_alterid
     modify_inbound_port
@@ -500,7 +501,7 @@ v2ray_conf_add_tls(){
 }
 v2ray_conf_add_h2(){
     cd /etc/v2ray
-    wget --no-check-certificate https://raw.githubusercontent.com/wulabing/V2Ray_ws-tls_bash_onekey/master/http2/config.json -O config.json
+    wget --no-check-certificate https://raw.githubusercontent.com/wulabing/V2Ray_ws-tls_bash_onekey/${github_branch}/http2/config.json -O config.json
     modify_path
     modify_alterid
     modify_inbound_port
@@ -771,7 +772,7 @@ bbr_boost_sh(){
 }
 mtproxy_sh(){
     [ -f "mtproxy_go.sh" ] && rm -rf ./mtproxy_go.sh
-    wget -N --no-check-certificate https://github.com/whunt1/onekeymakemtg/raw/master/mtproxy_go.sh && chmod +x mtproxy_go.sh && ./mtproxy_go.sh
+    wget -N --no-check-certificate https://github.com/whunt1/onekeymakemtg/raw/${github_branch}/mtproxy_go.sh && chmod +x mtproxy_go.sh && ./mtproxy_go.sh
 }
 
 uninstall_all(){
@@ -859,7 +860,7 @@ install_v2_h2(){
 
 }
 update_sh(){
-    ol_version=$(curl -L -s https://raw.githubusercontent.com/wulabing/V2Ray_ws-tls_bash_onekey/master/install.sh | grep "shell_version=" | head -1 |awk -F '=|"' '{print $3}')
+    ol_version=$(curl -L -s https://raw.githubusercontent.com/wulabing/V2Ray_ws-tls_bash_onekey/${github_branch}/install.sh | grep "shell_version=" | head -1 |awk -F '=|"' '{print $3}')
     echo "$ol_version" > $version_cmp
     echo "$shell_version" >> $version_cmp
     if [[ "$shell_version" < "$(sort -rV $version_cmp | head -1)" ]]
@@ -868,7 +869,7 @@ update_sh(){
         read -r update_confirm
         case $update_confirm in
             [yY][eE][sS]|[yY])
-                wget -N --no-check-certificate https://raw.githubusercontent.com/wulabing/V2Ray_ws-tls_bash_onekey/master/install.sh
+                wget -N --no-check-certificate https://raw.githubusercontent.com/wulabing/V2Ray_ws-tls_bash_onekey/${github_branch}/install.sh
                 echo -e "${OK} ${Green} 更新完成 ${Font}"
                 exit 0
                 ;;