diff --git a/example/settings.py b/example/settings.py
index 4741cd6..15ec1e9 100644
--- a/example/settings.py
+++ b/example/settings.py
@@ -37,3 +37,5 @@ INSTALLED_APPS = (
     'django.contrib.messages',
     'markupwiki',
 )
+
+SITE_ID = 1