diff --git a/check_process b/check_process
index 7a046e7..1b21f7b 100644
--- a/check_process
+++ b/check_process
@@ -1,5 +1,4 @@
-;; Test complet
-	auto_remove=1
+;; Test name
 	; Manifest
 		domain="domain.tld"	(DOMAIN)
 		path="/path"	(PATH)
@@ -11,21 +10,32 @@
 		setup_private=0
 		setup_public=1
 		upgrade=1
-		# test upgrade from latest published version
 		upgrade=1	from_commit=fd6350495d5a1d864ae30e1a61e18939fdb6a428
-		# test upgrade from latest git commit before Jibec's rewriting
 		upgrade=1	from_commit=267ccc21f7b52d22bc3d5b9cd6239857b9a82aad
 		backup_restore=1
 		multi_instance=1
+		incorrect_path=1
 		port_already_use=0
+		change_url=0
 ;;; Levels
 	Level 1=auto
 	Level 2=auto
 	Level 3=auto
-	Level 4=1
+	# impossible with Firefox Sync (it uses Firefox Accounts)
+	Level 4=na
 	Level 5=auto
 	Level 6=auto
 	Level 7=auto
 	Level 8=0
 	Level 9=0
 	Level 10=0
+;;; Options
+Email=jean-baptiste@holcroft.fr
+Notification=fail
+;;; Upgrade options
+	; commit=fd6350495d5a1d864ae30e1a61e18939fdb6a428
+		name=latest published version
+		manifest_arg=domain=DOMAIN&path=PATH
+	; commit=267ccc21f7b52d22bc3d5b9cd6239857b9a82aad
+		name=latest git commit before Jibec's rewriting
+		manifest_arg=domain=DOMAIN&path=PATH
diff --git a/conf/nginx.conf b/conf/nginx.conf
index ba3059b..4053bb9 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -1,4 +1,6 @@
-location __PATH__ {
+#sub_path_only rewrite ^__PATH__$ __PATH__/ permanent;
+
+location __PATH__/ {
 	# Path to source
 	alias __FINALPATH__/ ;
 
diff --git a/manifest.json b/manifest.json
index 20e190d..b160964 100644
--- a/manifest.json
+++ b/manifest.json
@@ -9,9 +9,8 @@
         "fr": "Le serveur de synchronisation de Mozilla, pour héberger vos données Firefox"
     },
     "maintainer": {
-        "name": "beudbeud",
-        "email": "beudbeud@beudibox.fr",
-        "url": "https://github.com/balu-/FSyncMS"
+        "name": "jibec",
+        "email": "jean-baptiste@holcroft.fr"
     },
     "requirements": {
         "yunohost": ">=2.7.0"
diff --git a/scripts/install b/scripts/install
index 69267bf..3139491 100644
--- a/scripts/install
+++ b/scripts/install
@@ -100,6 +100,9 @@ then
 	ynh_replace_string "uwsgi_modifier1 " "#uwsgi_modifier1 " "$finalnginxconf"
 
 	ynh_store_file_checksum "$finalnginxconf"
+else
+	# add rewrite for alias_traversal protection
+	ynh_replace_string "^#sub_path_only" "" "../conf/nginx.conf"
 fi
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 1535d70..7a61628 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -47,6 +47,13 @@ if [ -z "$final_path" ]; then
 	ynh_app_setting_set "$app" final_path "$final_path"
 fi
 
+# If path_url doesn't exist, create it
+if [ -z "$path_url" ]; then
+	path_url=$(ynh_app_setting_get "$app" path)
+	ynh_app_setting_set "$app" path_url "$final_path"
+	ynh_app_setting_delete "$app" path
+fi
+
 # Detect old installation style
 if [ -e /opt/yunohost/ffsync ]; then
 	service ffsync stop
@@ -111,6 +118,9 @@ then
 	ynh_replace_string "uwsgi_modifier1 " "#uwsgi_modifier1 " "$finalnginxconf"
 
 	ynh_store_file_checksum "$finalnginxconf"
+else
+	# add rewrite for alias_traversal protection
+	ynh_replace_string "^#sub_path_only" "" "../conf/nginx.conf"
 fi