diff --git a/docs/docs/administration/backup-and-restore.md b/docs/docs/administration/backup-and-restore.md
index 964586a0b2..5c29f63791 100644
--- a/docs/docs/administration/backup-and-restore.md
+++ b/docs/docs/administration/backup-and-restore.md
@@ -79,6 +79,7 @@ services:
       POSTGRES_CLUSTER: 'TRUE'
       POSTGRES_USER: ${DB_USERNAME}
       POSTGRES_PASSWORD: ${DB_PASSWORD}
+      POSTGRES_DB: ${DB_DATABASE_NAME}
       SCHEDULE: "@daily"
       POSTGRES_EXTRA_OPTS: '--clean --if-exists'
       BACKUP_DIR: /db_dumps