diff --git a/apps/resm/tasks.py b/apps/resm/tasks.py
index d5f8841..1a2a045 100644
--- a/apps/resm/tasks.py
+++ b/apps/resm/tasks.py
@@ -295,9 +295,9 @@ def send_download_fulltext_task(number_of_task=100):
     return f"sent {task_count} download_pdf tasks"
 
 @shared_task(base=CustomTask)
-def release_working_paper():
+def release_working_paper(minutes=10):
     now = datetime.now()
-    five_minutes_ago = datetime.now() - timedelta(minutes=5)
+    five_minutes_ago = datetime.now() - timedelta(minutes=minutes)
     qs = Paper.objects.filter(fetch_status__isnull=False, update_time__lte= five_minutes_ago)
     x = qs.update(fetch_status=None, update_time=now)
     return f"release {x} papers"