diff --git a/judge/tasks.py b/judge/tasks.py
index eda9e0f..a5c1818 100644
--- a/judge/tasks.py
+++ b/judge/tasks.py
@@ -1,8 +1,14 @@
 from __future__ import absolute_import, unicode_literals
 from celery import shared_task
+
+from account.models import User
+from submission.models import Submission
 from judge.dispatcher import JudgeDispatcher
 
 
 @shared_task
 def judge_task(submission_id, problem_id):
+    uid = Submission.objects.get(id=submission_id).user_id
+    if User.objects.get(id=uid).is_disabled:
+        return
     JudgeDispatcher(submission_id, problem_id).judge()