diff --git a/access/access_update.py b/access/access_update.py
index e69de29..93babbe 100644
--- a/access/access_update.py
+++ b/access/access_update.py
@@ -0,0 +1,12 @@
+import os, sys
+import django, json
+
+sys.path.append("../")
+os.environ['PG_PORT_5432_TCP_ADDR'] = '127.0.0.1'
+os.environ.setdefault("DJANGO_SETTINGS_MODULE", "lms.settings")
+django.setup()
+
+from access.models import Privilege
+
+if __name__ == '__main__':
+    Privilege
diff --git a/journals/models.py b/journals/models.py
index 6634002..8f749ca 100755
--- a/journals/models.py
+++ b/journals/models.py
@@ -1687,7 +1687,7 @@ class Thread(models.Model):
     text = models.TextField(default='', verbose_name=u'Описание треда')
     is_staff = models.BooleanField(default=False, verbose_name=u'Админская ли табличка')
     subscribers = models.ManyToManyField(to=settings.AUTH_USER_MODEL, verbose_name=u'Подписчики')
-    parent = models.ManyToManyField(to='self', blank=True)
+    parent = models.ManyToManyField(to='self', blank=True, symmetrical=False)
     x = models.SmallIntegerField(default=300)
     y = models.SmallIntegerField(default=300)