diff --git a/safesite/tasks.py b/safesite/tasks.py
index 38f81f99..438b275b 100644
--- a/safesite/tasks.py
+++ b/safesite/tasks.py
@@ -437,6 +437,27 @@ def checktask():
                     i.checktime = nowtime
                     i.save()
 
+
+@shared_task
+def expireTzzs():
+    queryset = Socertificate.objects.filter(yfsrq__lte = datetime.datetime.now()+datetime.timedelta(days=185))
+    for x in queryset:
+        try:
+            x.zszt = guoqi(x.yfsrq)
+            x.save()
+        except:
+            pass
+
+@shared_task
+def expireAqzs():
+    queryset = Safecert.objects.filter(yfsrq__lte = datetime.datetime.now()+datetime.timedelta(days=185))
+    for x in queryset:
+        try:
+            x.zszt = guoqi(x.yfsrq)
+            x.save()
+        except:
+            pass
+
 @shared_task
 def updateTzzs():
     queryset = Socertificate.objects.filter(yfsrq__lte = datetime.datetime.now()+datetime.timedelta(days=200))