diff --git a/conf/env_files.env.sample b/conf/env_files.env.sample
index 7675adb..98ec8ee 100644
--- a/conf/env_files.env.sample
+++ b/conf/env_files.env.sample
@@ -1,4 +1,4 @@
-PATH=/opt/node_n/n/versions/node/16/bin:/opt/node_n/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+__YNH_NODE_LOAD_PATH__
 
 LOG_LEVEL="debug"
 NODE_ENV="production"
diff --git a/scripts/backup b/scripts/backup
index ab86be9..0f11362 100755
--- a/scripts/backup
+++ b/scripts/backup
@@ -84,7 +84,7 @@ ynh_print_info "Backing up systemd configuration..."
 
 ynh_backup --src_path="/etc/systemd/system/$app-api-gateway.service"
 ynh_backup --src_path="/etc/systemd/system/$app-auth.service"
-ynh_backup --src_path="/etc/systemd/system/$app-auth.service"
+ynh_backup --src_path="/etc/systemd/system/$app-auth-worker.service"
 ynh_backup --src_path="/etc/systemd/system/$app-files.service"
 ynh_backup --src_path="/etc/systemd/system/$app-syncing-server.service"
 ynh_backup --src_path="/etc/systemd/system/$app-syncing-server-worker.service"
diff --git a/scripts/upgrade b/scripts/upgrade
index 7fc5872..ac1b87b 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -297,8 +297,6 @@ ynh_install_extra_app_dependencies --repo="deb https://dl.yarnpkg.com/debian/ st
 #=================================================
 # SPECIFIC UPGRADE
 #=================================================
-
-
 #=================================================
 # ADD SWAP
 #=================================================