diff --git a/README.md b/README.md
index 2a6e8fd..14aff94 100644
--- a/README.md
+++ b/README.md
@@ -77,9 +77,14 @@ $ mkdir ~/apxtowns/dev-ants
 $ cd ~/apxtowns/dev-ants
 $ wget https://testwall-ants.ndda.fr/setup.sh
 $ chmod +x setup.sh
-$ ./setup.sh  adminapi https://testwall-ants.ndda.fr https://gitea.ndda.fr/apxtri/adminapi
+$ . setup.sh adminapi https://testwall-ants.ndda.fr https://gitea.ndda.fr/apxtri/adminapi
+```
+Open http://adminapx.adminapi/index_en.html in your browser after installation. you are ready to dev in adminapi or in your tribe by following the web interface.
+
+To add a new tribe from an existing tribe host in testwall-ants.ndda.fr, we want set a dev env from git repo named smatchit with data that come from testwall-ants.ndda.fr the last night. To get data you must have the password to access backup. Then you must set your nginx conf from the interface
+```
+ . setup.sh smatchit https://testwall-ants.ndda.fr https://gitea.ndda.fr/smatchit/smatchit
 ```
-Open http://dev-ants in your browser after installation. you are ready to dev in adminapi or in your tribe by following the web interface.
 
 You can create a git project of your tribe, we add a default .gitignore to not ignore data store in object.
 
diff --git a/apxtri/apxtri.js b/apxtri/apxtri.js
index ba45c2f..f036979 100755
--- a/apxtri/apxtri.js
+++ b/apxtri/apxtri.js
@@ -137,7 +137,7 @@ apxtri.setup = async () => {
   // check nginx conf and eventually change if not starting by user "current user";
   let etcnginx = fs.readFileSync("/etc/nginx/nginx.conf", "utf8");
   if (etcnginx.split("\n")[0] !== `user ${initadminapi.sudoUser};`) {
-    const nginxmain = fs.readFileSync("../adminapi/apxtri/setup/nginx.maincf");
+    const nginxmain = fs.readFileSync("../adminapi/apxtri/setup/nginx.maincf","utf8");
     console.log("Modify /etc/nginx/nginx.conf");
     fs.outputFileSync(
       "/etc/nginx/nginx.conf",
diff --git a/backup.sh b/backup.sh
index 2081afd..3165bef 100755
--- a/backup.sh
+++ b/backup.sh
@@ -27,7 +27,8 @@ fi
 folderlist=$5
 
 if [[ "$folderlist" == "*" || -z "$folderlist" ]]; then
-    lstfile="${tribe}/${mainfolder}"
+#carefull lstfile must start by a space
+    lstfile=" ${tribe}/${mainfolder}"
 else
     lstfile=""
     for folder in ${folderlist}; do
@@ -35,7 +36,7 @@ else
     done
 fi
 cd "$pathtown"
-tar -czf "${tribe}/backups/${prefix}.${mainfolder}.tar.gz" "$lstfile"
+tar -czf "${tribe}/backups/${prefix}.${mainfolder}.tar.gz"$lstfile
 
 if [ $? -eq 0 ]; then
     echo "Archive created successfully ${tribe}/backups/${prefix}.${mainfolder}.tar.gz"