diff --git a/django_project/monitor/admin.py b/django_project/monitor/admin.py
index 924e42a4b..f88f40351 100644
--- a/django_project/monitor/admin.py
+++ b/django_project/monitor/admin.py
@@ -154,7 +154,6 @@ def download_records(self, request, queryset):
                     smart_str(obs.true_flies),
                     smart_str(obs.snails),
                     smart_str(obs.score),
-                    smart_str(flag),
                     smart_str(obs.water_clarity),
                     smart_str(obs.water_temp),
                     smart_str(obs.ph),