diff --git a/scripts/backup b/scripts/backup
index 658a064..624e5ca 100755
--- a/scripts/backup
+++ b/scripts/backup
@@ -27,18 +27,9 @@ ynh_abort_if_errors
 ynh_print_info --message="Loading installation settings..."
 
 app=$YNH_APP_INSTANCE_NAME
-
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
-domain=$(ynh_app_setting_get --app=$app --key=domain)
-phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
-
 app_service_registration_path=$(ynh_app_setting_get --app=$app --key=app_service_registration_path)
-
-# synapse_instance=$(ynh_app_setting_get --app=$app --key=synapse_instance)
 mautrix_bridge_db_name=$(ynh_app_setting_get --app=$app --key=mautrix_bridge_db_name)
-# mautrix_bridge_db_user=$app
-# mautrix_bridge_db_pwd=$(ynh_app_setting_get --app=$app --key=mautrix_bridge_db_pwd)
-# mautrix_bridge_db_pwd=$(ynh_app_setting_get --app=$app --key=mautrix_bridge_db_pwd)
 
 #=================================================
 # DECLARE DATA AND CONF FILES TO BACKUP
diff --git a/scripts/restore b/scripts/restore
index 071ffa9..acd423c 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -31,9 +31,9 @@ app=$YNH_APP_INSTANCE_NAME
 domain=$(ynh_app_setting_get --app=$app --key=domain)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 mautrix_bridge_db_name=$(ynh_app_setting_get --app=$app --key=mautrix_bridge_db_name)
+mautrix_bridge_db_user=$mautrix_bridge_db_name
 mautrix_bridge_db_pwd=$(ynh_app_setting_get --app=$app --key=mautrix_bridge_db_pwd)
 app_service_registration_path=$(ynh_app_setting_get --app=$app --key=app_service_registration_path)
-mautrix_bridge_db_user=$mautrix_bridge_db_name
 
 #=================================================
 # CHECK IF THE APP CAN BE RESTORED
@@ -90,8 +90,7 @@ ynh_psql_create_user $mautrix_bridge_db_user $mautrix_bridge_db_pwd
 ynh_print_ON
 ynh_psql_execute_as_root \
 --sql="CREATE DATABASE ""$mautrix_bridge_db_name"" ENCODING 'UTF8' LC_COLLATE='C' LC_CTYPE='C' template=template0 OWNER ""$mautrix_bridge_db_user"";"
-ynh_psql_connect_as --user=$mautrix_bridge_db_user --password=$mautrix_bridge_db_pwd --database=$mautrix_bridge_db_name < ./db.sql
-
+ynh_psql_execute_file_as_root --file="db.sql" --database="$mautrix_bridge_db_name"
 #=================================================
 # RESTORE SYSTEMD
 #=================================================