diff --git a/README.md b/README.md
index 0d16df9..69a80b2 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 
 Manage assets for IT operations
 
-**Shipped version:** 5.3.1~ynh1
+**Shipped version:** 5.3.1~ynh2
 
 **Demo:** https://snipeitapp.com/demo/
 
diff --git a/README_fr.md b/README_fr.md
index a1a56d4..72f482c 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -13,7 +13,7 @@ Si vous n'avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) pour
 
 Gestionnaire de ressources informatiques
 
-**Version incluse :** 5.3.1~ynh1
+**Version incluse :** 5.3.1~ynh2
 
 **Démo :** https://snipeitapp.com/demo/
 
diff --git a/conf/.env b/conf/.env
index 45fba08..715541e 100644
--- a/conf/.env
+++ b/conf/.env
@@ -3,7 +3,7 @@
 # --------------------------------------------
 APP_ENV=production
 APP_DEBUG=false
-APP_KEY=ChangeMe
+APP_KEY=__KEY__
 APP_URL=http://__DOMAIN__
 APP_TIMEZONE='UTC'
 APP_LOCALE=__LANGUAGE__
@@ -77,9 +77,9 @@ CACHE_PREFIX=snipeit
 # --------------------------------------------
 # OPTIONAL: REDIS SETTINGS
 # --------------------------------------------
-REDIS_HOST=null
+REDIS_HOST="127.0.0.1"
 REDIS_PASSWORD=null
-REDIS_PORT=null
+REDIS_PORT=__REDIS_DB__
 
 # --------------------------------------------
 # OPTIONAL: MEMCACHED SETTINGS
diff --git a/conf/nginx.conf b/conf/nginx.conf
index a9af33f..82991f6 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -4,11 +4,6 @@ location ^~ __PATH__/ {
   # Path to source
   alias __FINALPATH__/public/;
 
-  # Force usage of https
-  if ($scheme = http) {
-    rewrite ^ https://$server_name$request_uri? permanent;
-  }
-
   index index.php;
 
   # Common parameter to increase upload size limit in conjunction with dedicated php-fpm file
diff --git a/manifest.json b/manifest.json
index bf748d6..ef59458 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Manage assets for IT operations",
         "fr": "Gestionnaire de ressources informatiques"
     },
-    "version": "5.3.1~ynh1",
+    "version": "5.3.1~ynh2",
     "url": "https://snipeitapp.com/",
     "upstream": {
         "license": "MIT",
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 9e24f07..d3386d2 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -21,5 +21,43 @@ YNH_COMPOSER_VERSION=2.0.14
 #=================================================
 
 #=================================================
-# FUTURE OFFICIAL HELPERS
+# REDIS HELPERS
 #=================================================
+
+# get the first available redis database
+#
+# usage: ynh_redis_get_free_db
+# | returns: the database number to use
+ynh_redis_get_free_db() {
+	local result max db
+	result="$(redis-cli INFO keyspace)"
+
+	# get the num
+	max=$(cat /etc/redis/redis.conf | grep ^databases | grep -Eow "[0-9]+")
+
+	db=0
+	# default Debian setting is 15 databases
+	for i in $(seq 0 "$max")
+	do
+	 	if ! echo "$result" | grep -q "db$i"
+	 	then
+			db=$i
+	 		break 1
+ 		fi
+ 		db=-1
+	done
+
+	test "$db" -eq -1 && ynh_die --message="No available Redis databases..."
+
+	echo "$db"
+}
+
+# Create a master password and set up global settings
+# Please always call this script in install and restore scripts
+#
+# usage: ynh_redis_remove_db database
+# | arg: database - the database to erase
+ynh_redis_remove_db() {
+	local db=$1
+	redis-cli -n "$db" flushall
+}
diff --git a/scripts/install b/scripts/install
index 1e256fd..54f6d68 100755
--- a/scripts/install
+++ b/scripts/install
@@ -29,7 +29,8 @@ admin=$YNH_APP_ARG_ADMIN
 is_public=$YNH_APP_ARG_IS_PUBLIC
 language=$YNH_APP_ARG_LANGUAGE
 email=$(ynh_user_get_info --username=$admin --key=mail)
-key=
+key=$(ynh_string_random --length=24)
+phpversion=$YNH_PHP_VERSION
 
 app=$YNH_APP_INSTANCE_NAME
 
@@ -53,6 +54,7 @@ ynh_app_setting_set --app=$app --key=domain --value=$domain
 ynh_app_setting_set --app=$app --key=path --value=$path_url
 ynh_app_setting_set --app=$app --key=admin --value=$admin
 ynh_app_setting_set --app=$app --key=language --value=$language
+ynh_app_setting_set --app=$app --key=phpversion --value=$phpversion
 
 #=================================================
 # STANDARD MODIFICATIONS
@@ -73,6 +75,14 @@ db_user=$db_name
 ynh_app_setting_set --app=$app --key=db_name --value=$db_name
 ynh_mysql_setup_db --db_user=$db_user --db_name=$db_name
 
+#=================================================
+# CREATE DEDICATED USER
+#=================================================
+ynh_script_progression --message="Configuring system user..." --weight=3
+
+# Create a system user
+ynh_system_user_create --username=$app --home_dir="$final_path"
+
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
@@ -90,14 +100,6 @@ ynh_script_progression --message="Configuring NGINX web server..." --weight=5
 # Create a dedicated NGINX config
 ynh_add_nginx_config
 
-#=================================================
-# CREATE DEDICATED USER
-#=================================================
-ynh_script_progression --message="Configuring system user..." --weight=3
-
-# Create a system user
-ynh_system_user_create --username=$app
-
 #=================================================
 # PHP-FPM CONFIGURATION
 #=================================================
@@ -105,7 +107,6 @@ ynh_script_progression --message="Configuring PHP-FPM..." --weight=2
 
 # Create a dedicated PHP-FPM config
 ynh_add_fpm_config --usage=low --footprint=low
-phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
 
 #=================================================
 # SPECIFIC SETUP
@@ -122,6 +123,10 @@ ynh_install_composer
 #=================================================
 ynh_script_progression --message="Building..."
 
+# Configure redis
+redis_db=$(ynh_redis_get_free_db)
+ynh_app_setting_set --app="$app" --key=redis_db --value="$redis_db"
+
 ynh_add_config --template="../conf/.env" --destination="$final_path/.env"
 
 chmod 600 "$final_path/.env"
@@ -143,7 +148,7 @@ popd
 ynh_script_progression --message="Securing files and directories..." --weight=1
 
 # Set permissions to app files
-chown -R $app: $final_path
+chown -R $app:www-data $final_path
 chmod -R o-rwx $final_path
 chmod -R 755 $final_path/storage
 chmod -R 755 $final_path/public/uploads
@@ -151,7 +156,7 @@ chmod -R 755 $final_path/public/uploads
 #=================================================
 # SETUP SSOWAT
 #=================================================
-ynh_script_progression --message="Configuring SSOwat..." --weight=3
+ynh_script_progression --message="Configuring permissions..." --weight=3
 
 # Make app public if necessary or protect it
 if [ $is_public -eq 1 ]
diff --git a/scripts/remove b/scripts/remove
index dff964c..ae5943e 100755
--- a/scripts/remove
+++ b/scripts/remove
@@ -20,6 +20,7 @@ domain=$(ynh_app_setting_get --app=$app --key=domain)
 db_name=$(ynh_app_setting_get --app=$app --key=db_name)
 db_user=$db_name
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
+redis_db=$(ynh_app_setting_get --app=$app --key=redis_db)
 
 #=================================================
 # STANDARD REMOVE
@@ -31,6 +32,13 @@ ynh_script_progression --message="Removing the MySQL database" --weight=1
 # Remove a database if it exists, along with the associated user
 ynh_mysql_remove_db --db_user=$db_user --db_name=$db_name
 
+#=================================================
+# REMOVE THE REDIS DATABASE
+#=================================================
+ynh_script_progression --message="Removing the redis database..."
+
+ynh_redis_remove_db "$redis_db"
+
 #=================================================
 # REMOVE DEPENDENCIES
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index c509ffe..9f8a139 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -50,6 +50,14 @@ ynh_script_progression --message="Restoring the nginx configuration..."
 
 ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 
+#=================================================
+# RECREATE THE DEDICATED USER
+#=================================================
+ynh_script_progression --message="Recreating the dedicated system user..." --weight=2
+
+# Create the dedicated user (if not existing)
+ynh_system_user_create --username=$app --home_dir="$final_path"
+
 #=================================================
 # RESTORE THE APP MAIN DIR
 #=================================================
@@ -57,22 +65,9 @@ ynh_script_progression --message="Restoring Snipe-IT main directory..." --weight
 
 ynh_restore_file --origin_path="$final_path"
 
-#=================================================
-# RECREATE THE DEDICATED USER
-#=================================================
-ynh_script_progression --message="Recreating the dedicated system user..." --weight=2
-
-# Create the dedicated user (if not existing)
-ynh_system_user_create --username=$app
-
-#=================================================
-# RESTORE USER RIGHTS
-#=================================================
-ynh_script_progression --message="Restoring user rights..."
-
-# Restore permissions on app files
-chown -R $app: $final_path
-chmod -R o-rwx $final_path
+chmod 750 "$final_path"
+chmod -R o-rwx "$final_path"
+chown -R $app:www-data "$final_path"
 
 #=================================================
 # RESTORE THE PHP-FPM CONFIGURATION
diff --git a/scripts/upgrade b/scripts/upgrade
index ee22f88..aca058f 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -68,6 +68,14 @@ if ynh_legacy_permissions_exists; then
 	ynh_app_setting_delete --app=$app --key=is_public
 fi
 
+#=================================================
+# CREATE DEDICATED USER
+#=================================================
+ynh_script_progression --message="Making sure dedicated system user exists..." --weight=1
+
+# Create a dedicated user (if not existing)
+ynh_system_user_create --username=$app --home_dir="$final_path"
+
 #=================================================
 # STANDARD UPGRADE STEPS
 #=================================================
@@ -97,14 +105,6 @@ ynh_script_progression --message="Upgrading dependencies..." --weight=3
 
 ynh_install_app_dependencies $pkg_dependencies
 
-#=================================================
-# CREATE DEDICATED USER
-#=================================================
-ynh_script_progression --message="Making sure dedicated system user exists..." --weight=1
-
-# Create a dedicated user (if not existing)
-ynh_system_user_create --username=$app
-
 #=================================================
 # PHP-FPM CONFIGURATION
 #=================================================
@@ -143,7 +143,7 @@ ynh_store_file_checksum --file="$final_path/.env"
 ynh_script_progression --message="Securing files and directories..." --weight=1
 
 # Set permissions on app files
-chown -R $app: $final_path
+chown -R $app:www-data $final_path
 chmod -R o-rwx $final_path
 chmod -R 755 $final_path/storage
 chmod -R 755 $final_path/public/uploads