diff --git a/conf/nginx.conf b/conf/nginx.conf
index 4899948..19cfa5b 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -1,6 +1,5 @@
 #sub_path_only rewrite ^__PATH__$ __PATH__/ permanent;
 
-
 location ~ ^/.well-known/(webfinger|nodeinfo|host-meta) {
     proxy_set_header Host $host;
     proxy_set_header X-Real-IP $remote_addr;
@@ -15,8 +14,6 @@ location ~ ^/(css|img|js|fonts)/ {
     # expires 12M;
 }
 
-
-
 location __PATH__/ {
   
   proxy_pass http://localhost:__PORT__/;
diff --git a/scripts/backup b/scripts/backup
index 5db9479..e35094e 100755
--- a/scripts/backup
+++ b/scripts/backup
@@ -8,6 +8,7 @@
 
 source ../settings/scripts/_common.sh
 source ../settings/scripts/detect_arch
+source ../settings/scripts/ynh_systemd_action
 source /usr/share/yunohost/helpers
 
 #=================================================
diff --git a/scripts/install b/scripts/install
index cf25ee1..c40b5d9 100755
--- a/scripts/install
+++ b/scripts/install
@@ -58,7 +58,6 @@ then
 	admin="test"
 fi
 
-
 ### If it's a multi-instance app, meaning it can be installed several times independently
 ### The id of the app as stated in the manifest is available as $YNH_APP_ID
 ### The instance number is available as $YNH_APP_INSTANCE_NUMBER (equals "1", "2", ...)
@@ -251,7 +250,6 @@ ynh_add_systemd_config
 #	ynh_app_setting_delete $app skipped_uris
 #fi
 
-
 #=================================================
 # MODIFY A CONFIG FILE
 #=================================================
@@ -298,7 +296,6 @@ ynh_store_file_checksum "$final_path/config.ini"
 ( cd $final_path && $final_path/writefreely --gen-keys )
 ( cd $final_path && $final_path/writefreely --create-admin $admin:$password )
 
-
 #=================================================
 # GENERIC FINALIZATION
 #=================================================
@@ -345,7 +342,6 @@ chown -R $app: /var/log/$app/
 # if using yunohost version 3.2 or more in the 'manifest.json', a description can be added
 yunohost service add $app --description "$app daemon for WriteFreely" --log "/var/log/$app/$app.log"
 
-
 #=================================================
 # SETUP SSOWAT
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index ab6de99..87319e5 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -137,7 +137,6 @@ ynh_backup_if_checksum_is_different "$final_path/config.ini"
 # Recalculate and store the checksum of the file for the next upgrade.
 ynh_store_file_checksum "$final_path/config.ini"
 
-
 #=================================================
 # CLOSE A PORT
 #=================================================
@@ -148,7 +147,6 @@ then
 	yunohost firewall disallow TCP $port 2>&1
 fi
 
-
 #=================================================
 # SETUP LOGROTATE
 #=================================================