diff --git a/README.md b/README.md
index 1790a7e..3314a1e 100644
--- a/README.md
+++ b/README.md
@@ -40,7 +40,6 @@ Multi-instance: **yes**
 * ARMv8-A - [![Build Status](https://ci-apps-arm.yunohost.org/ci/logs/webtrees%20%28Community%29.svg)](https://ci-apps-arm.yunohost.org/ci/apps/webtrees/)
 * Jessie x86-64b - [![Build Status](https://ci-stretch.nohost.me/ci/logs/webtrees%20%28Community%29.svg)](https://ci-stretch.nohost.me/ci/apps/webtrees/)
 
-
 ## Links
 
  * Report a bug: https://github.com/YunoHost-Apps/webtrees_ynh/issues
diff --git a/conf/sql/webtrees.sql b/conf/sql/webtrees.sql
index 07b2c33..7c9faa5 100644
--- a/conf/sql/webtrees.sql
+++ b/conf/sql/webtrees.sql
@@ -10,7 +10,6 @@
 SET SQL_MODE = "NO_AUTO_VALUE_ON_ZERO";
 SET time_zone = "+00:00";
 
-
 /*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
 /*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
 /*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 3db18de..b1415ed 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -30,7 +30,6 @@ ynh_delete_file_checksum () {
 	ynh_app_setting_delete $app $checksum_setting_name
 }
 
-
 # Send an email to inform the administrator
 #
 # usage: ynh_send_readme_to_admin app_message [recipients]
diff --git a/scripts/upgrade b/scripts/upgrade
index 86c8b51..20e4653 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -16,7 +16,6 @@ ynh_print_info "Loading installation settings..."
 
 app=$YNH_APP_INSTANCE_NAME
 
-
 # Retrieve app settings
 domain=$(ynh_app_setting_get "$app" domain)
 path_url=$(ynh_app_setting_get "$app" path)