diff --git a/conf/nginx.conf b/conf/nginx.conf
index 1b77e75..45d88b9 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -1,5 +1,5 @@
-location PATHTOCHANGE {
-	alias ALIASTOCHANGE/;
+location __PATH__ {
+	alias __FINALPATH__/;
 	if ($scheme = http) {
 		rewrite ^ https://$server_name$request_uri? permanent;
 	}
@@ -12,7 +12,7 @@ location PATHTOCHANGE {
 
 	location ~ [^/]\.php(/|$) {
 		fastcgi_split_path_info ^(.+?\.php)(/.*)$;
-		fastcgi_pass unix:/var/run/php5-fpm-NAMETOCHANGE.sock;
+		fastcgi_pass unix:/var/run/php5-fpm-__NAME__.sock;
 		fastcgi_index index.php;
 		include fastcgi_params;
 		fastcgi_param REMOTE_USER $remote_user;
diff --git a/scripts/install b/scripts/install
index eea7b01..deb40d8 100644
--- a/scripts/install
+++ b/scripts/install
@@ -11,19 +11,19 @@ ynh_abort_if_errors
 
 # Retrieve arguments
 domain=$YNH_APP_ARG_DOMAIN
-path=$YNH_APP_ARG_PATH
+path_url=$YNH_APP_ARG_PATH
 admin=$YNH_APP_ARG_ADMIN
 is_public=$YNH_APP_ARG_IS_PUBLIC
 
 app=$YNH_APP_INSTANCE_NAME
 
 # Normalize the url path syntax
-path=$(ynh_normalize_url_path "$path")
+path=$(ynh_normalize_url_path "$path_url")
 
 # Check web path availability
-ynh_webpath_available "$domain" "$path"
+ynh_webpath_available "$domain" "$path_url"
 # Register (book) web path
-ynh_webpath_register "$app" "$domain" "$path"
+ynh_webpath_register "$app" "$domain" "$path_url"
 
 ynh_app_setting_set $app admin_user $admin
 
@@ -73,18 +73,19 @@ ynh_replace_string "#DESTDIR#"  "$final_path" "$phpfpm_conf"
 chown root: $phpfpm_conf
 chmod 644 $phpfpm_conf
 
-finalnginxconf="/etc/nginx/conf.d/${domain}.d/${app}.conf"
-cp ../conf/nginx.conf "$finalnginxconf"
+#=================================================
+# NGINX CONFIGURATION
+#=================================================
 
-# Modify Nginx configuration file and copy it to Nginx conf directory
-ynh_replace_string "NAMETOCHANGE"  "$app"        "$finalnginxconf"
-ynh_replace_string "PATHTOCHANGE"  "$path"       "$finalnginxconf"
-ynh_replace_string "ALIASTOCHANGE" "$final_path" "$finalnginxconf"
+# Create a dedicated nginx config
+ynh_add_nginx_config
 
-if [ "$path" == "/" ]
+if [ "$path_url" == "/" ]
 then
 	# ynh panel is only comptable with non-root installation
 	ynh_replace_string "	include conf.d/"  "	#include conf.d/"  "$finalnginxconf"
+
+	ynh_store_file_checksum "$finalnginxconf"
 fi
 
 # Make app public or private
diff --git a/scripts/restore b/scripts/restore
index b43b5de..16eb6b2 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -17,12 +17,12 @@ dbuser=$app
 
 # Retrieve old app settings
 domain=$(ynh_app_setting_get "$app" domain)
-path=$(ynh_app_setting_get "$app" path)
+path_url=$(ynh_app_setting_get "$app" path)
 dbpass=$(ynh_app_setting_get "$app" mysqlpwd)
 final_path=$(ynh_app_setting_get "$app" final_path)
 
 # Check web path availability
-ynh_webpath_available "$domain" "$path"
+ynh_webpath_available "$domain" "$path_url"
 
 # Check destination directory
 test ! -e "$final_path" || ynh_die "This path already contains a folder"
diff --git a/scripts/upgrade b/scripts/upgrade
index a905bb6..023ba9c 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -20,7 +20,7 @@ source /usr/share/yunohost/helpers
 
 # Retrieve settings
 domain=$(ynh_app_setting_get "$app" domain)
-path=$(ynh_app_setting_get "$app" path)
+path_url=$(ynh_app_setting_get "$app" path)
 admin=$(ynh_app_setting_get "$app" adminusername)
 email=$(ynh_user_get_info "$admin" mail)
 dbpass=$(ynh_app_setting_get "$app" mysqlpwd)
@@ -80,18 +80,14 @@ ynh_replace_string "#DESTDIR#"  "$final_path" "$phpfpm_conf"
 chown root: $phpfpm_conf
 chmod 644 $phpfpm_conf
 
-finalnginxconf="/etc/nginx/conf.d/${domain}.d/${app}.conf"
-cp ../conf/nginx.conf "$finalnginxconf"
+ynh_add_nginx_config
 
-# Modify Nginx configuration file and copy it to Nginx conf directory
-ynh_replace_string "NAMETOCHANGE"  "${app}"        "$finalnginxconf"
-ynh_replace_string "PATHTOCHANGE"  "${path}"       "$finalnginxconf"
-ynh_replace_string "ALIASTOCHANGE" "${final_path}" "$finalnginxconf"
-
-if [ "$path" == "/" ]
+if [ "$path_url" == "/" ]
 then
 	# ynh panel is only comptable with non-root installation
 	ynh_replace_string "	include conf.d/"  "	#include conf.d/"  "$finalnginxconf"
+
+	ynh_store_file_checksum "$finalnginxconf"
 fi
 
 # Make app public or private