diff --git a/scripts/backup b/scripts/backup
index 55b01cb..cbbfa3c 100755
--- a/scripts/backup
+++ b/scripts/backup
@@ -54,7 +54,7 @@ ynh_backup --src_path="/etc/systemd/system/$app.service"
 #=================================================
 ynh_print_info --message="Backing up the PostgreSQL database..."
 
-ynh_psql_dump_db --database="$db_name" > db.postgres
+ynh_psql_dump_db --database="$db_name" > db.sql
 
 #=================================================
 # END OF SCRIPT