diff --git a/multinet/settings.py b/multinet/settings.py
index 9b7a644..2e7f44f 100644
--- a/multinet/settings.py
+++ b/multinet/settings.py
@@ -13,6 +13,8 @@
 from configurations import values
 
 
+DEFAULT_AUTO_FIELD = 'django.db.models.AutoField'
+
 class MultinetMixin(ConfigMixin):
     WSGI_APPLICATION = 'multinet.wsgi.application'
     ROOT_URLCONF = 'multinet.urls'