diff --git a/apps/develop/tasks.py b/apps/develop/tasks.py
index 04102027..4cd5fc1b 100755
--- a/apps/develop/tasks.py
+++ b/apps/develop/tasks.py
@@ -2,6 +2,7 @@ from __future__ import absolute_import, unicode_literals
 from celery import shared_task
 import subprocess
 from server.settings import DATABASES, BACKUP_PATH, SH_PATH, SD_PWD
+from django.conf import settings
 import logging
 myLogger = logging.getLogger('log')
 
@@ -14,8 +15,10 @@ def backup_database():
     import datetime
 
     name = datetime.datetime.now().strftime("%Y%m%d%H%M%S")
-    command = 'echo "{}" | sudo -S pg_dump "user={} password={} dbname={}" > {}/bak_{}.sql'.format(
-        SD_PWD, DATABASES["default"]["USER"], DATABASES["default"]["PASSWORD"], DATABASES["default"]["NAME"], BACKUP_PATH + "/database", name
+    exclude_tables = getattr(settings, 'EXCLUDE_TABLE_DATA', [])
+    exclude_str = ' '.join([f"--exclude-table-data={table}" for table in exclude_tables])                         
+    command = 'echo "{}" | sudo -S -u postgres pg_dump {} "user={} password={} dbname={}" > {}/bak_{}.sql'.format(
+        SD_PWD, exclude_str, DATABASES["default"]["USER"], DATABASES["default"]["PASSWORD"], DATABASES["default"]["NAME"], BACKUP_PATH + "/database", name
     )
     completed = subprocess.run(command, shell=True, capture_output=True, text=True)
     if completed.returncode != 0: