diff --git a/README.md b/README.md
index 7897237..07b0ce1 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # Backdrop for YunoHost
 
 [![Integration level](https://dash.yunohost.org/integration/backdrop.svg)](https://dash.yunohost.org/appci/app/backdrop) ![](https://ci-apps.yunohost.org/ci/badges/backdrop.status.svg) ![](https://ci-apps.yunohost.org/ci/badges/backdrop.maintain.svg)  
-[![Install Tiny Tiny RSS with YunoHost](https://install-app.yunohost.org/install-with-yunohost.png)](https://install-app.yunohost.org/?app=backdrop)
+[![Install Tiny Tiny RSS with YunoHost](https://install-app.yunohost.org/install-with-yunohost.svg)](https://install-app.yunohost.org/?app=backdrop)
 
 *[Lire ce readme en français.](./README_fr.md)*
 
@@ -12,7 +12,7 @@ If you don't have YunoHost, please see [here](https://yunohost.org/#/install) to
 
 Backdrop CMS is a simple, lightweight, and easy-to-use Content Management System for building professional websites.
 
-**Shipped version:** 1.17.4
+**Shipped version:** 1.18.0
 
 ## Screenshots
 
diff --git a/README_fr.md b/README_fr.md
index 0877a9d..2909c4b 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -1,7 +1,7 @@
 # Backdrop pour YunoHost
 
 [![Integration level](https://dash.yunohost.org/integration/backdrop.svg)](https://dash.yunohost.org/appci/app/backdrop) ![](https://ci-apps.yunohost.org/ci/badges/backdrop.status.svg) ![](https://ci-apps.yunohost.org/ci/badges/backdrop.maintain.svg)  
-[![Installer Backdrop avec YunoHost](https://install-app.yunohost.org/install-with-yunohost.png)](https://install-app.yunohost.org/?app=backdrop)
+[![Installer Backdrop avec YunoHost](https://install-app.yunohost.org/install-with-yunohost.svg)](https://install-app.yunohost.org/?app=backdrop)
 
 *[Read this readme in english.](./README.md)* 
 
@@ -12,7 +12,7 @@ Si vous n’avez pas YunoHost, consultez [le guide](https://yunohost.org/#/insta
 
 Backdrop CMS is a simple, lightweight, and easy-to-use Content Management System for building professional websites.
 
-**Version incluse :** 1.17.4
+**Version incluse :** 1.18.0
 
 ## Captures d’écran
 
diff --git a/conf/app.src b/conf/app.src
index 090a8eb..bb272f4 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/backdrop/backdrop/releases/download/1.17.4/backdrop.zip
-SOURCE_SUM=9e3c9280ad60622638ef603dde56fdc02dab43ae367ff30f8324a45fb555186d
+SOURCE_URL=https://github.com/backdrop/backdrop/releases/download/1.18.0/backdrop.zip
+SOURCE_SUM=86c9d282ad67c42f68ecef2175d4b9b02b4bf68045f7e27ec6f95844af11b286
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=zip
 SOURCE_IN_SUBDIR=true
diff --git a/manifest.json b/manifest.json
index f514311..b067173 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
     "en": "Easy-to-use CMS for building professional websites",
     "fr": "CMS facile à utiliser pour créer des sites Web professionnels"
   },
-  "version": "1.17.4~ynh2",
+  "version": "1.18.0~ynh1",
   "url": "https://backdropcms.org/",
   "license": "GPL-2.0",
   "maintainer": {
@@ -19,7 +19,7 @@
   "multi_instance": true,
   "services": [
       "nginx",
-      "php7.0-fpm",
+      "php7.3-fpm",
       "mysql"
   ],
   "arguments": {
diff --git a/scripts/change_url b/scripts/change_url
index 1ac1ecb..16fc4d1 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -77,26 +77,6 @@ then
 	ynh_store_file_checksum --file="/etc/nginx/conf.d/$new_domain.d/$app.conf"
 fi
 
-#=================================================
-# SPECIFIC MODIFICATIONS
-#=================================================
-# ynh_script_progression --message="Configuring $app..." --weight=1
-
-# domain="$new_domain"
-# path_url="$new_path"
-
-# ynh_backup_if_checksum_is_different --file="$final_path/settings.php"
-
-# cp ../conf/settings.example.php "$final_path/settings.php"
-
-# # Change domain name in config.php
-# ynh_replace_string --match_string="__DBNAME__"     --replace_string="$db_name"                 --target_file="$final_path/settings.php"
-# ynh_replace_string --match_string="__DBPWD__"      --replace_string="$db_pwd"                  --target_file="$final_path/settings.php"
-# #ynh_replace_string --match_string="__DOMAINPATH__" --replace_string="https://$domain$path_url" --target_file="$final_path/settings.php"
-
-# # Recalculate and store the config file checksum into the app settings
-# ynh_store_file_checksum --file="$final_path/settings.php"
-
 #=================================================
 # GENERIC FINALIZATION
 #=================================================
diff --git a/scripts/install b/scripts/install
index 0536376..73f26d8 100644
--- a/scripts/install
+++ b/scripts/install
@@ -114,8 +114,8 @@ ynh_store_file_checksum --file="$final_path/settings.php"
 #=================================================
 
 # Set permissions to app files
-chown -R $app:www-data $final_path
-#chown -R $app:www-data $final_path/files
+chown -R root: $final_path
+chown -R $app:www-data $final_path/files
 chmod -R 770 $final_path/files
 
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index d3d45ef..66e2a29 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -18,7 +18,7 @@ ynh_abort_if_errors
 #=================================================
 # LOAD SETTINGS
 #=================================================
-ynh_script_progression --message="Loading settings..."  --weight=1
+ynh_script_progression --message="Loading settings..." --weight=1
 
 app=$YNH_APP_INSTANCE_NAME
 
diff --git a/scripts/upgrade b/scripts/upgrade
index 83cdf32..9694d55 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -12,7 +12,7 @@ source /usr/share/yunohost/helpers
 #=================================================
 # LOAD SETTINGS
 #=================================================
-ynh_script_progression --message="Loading installation settings..."  --weight=1
+ynh_script_progression --message="Loading installation settings..." --weight=1
 
 app=$YNH_APP_INSTANCE_NAME
 
@@ -33,7 +33,7 @@ upgrade_type=$(ynh_check_app_version_changed)
 #=================================================
 # ENSURE DOWNWARD COMPATIBILITY
 #=================================================
-ynh_script_progression --message="Ensuring downward compatibility..."  --weight=2
+ynh_script_progression --message="Ensuring downward compatibility..." --weight=2
 
 # If final_path doesn't exist, create it
 if [ -z "$final_path" ]; then