diff --git a/medicine-remd/backup_database.sh b/medicine-remd/backup_database.sh
index dffea83..7230495 100755
--- a/medicine-remd/backup_database.sh
+++ b/medicine-remd/backup_database.sh
@@ -14,6 +14,7 @@ docker exec -i medicine-stack-postgres pg_dump --no-owner -U postgres -F p medic
   --exclude-table-data=django_session \
   --exclude-table-data=django_admin_log \
   --exclude-table-data=django_celery_* \
+  --exclude-table-data=historical_* \
   --exclude-table-data=history_historylog
 
 if test -f "${archive_filename}"; then