diff --git a/gameserver/views/contest.py b/gameserver/views/contest.py
index 5ae8ade..d30e163 100644
--- a/gameserver/views/contest.py
+++ b/gameserver/views/contest.py
@@ -9,6 +9,7 @@
 from django.views.generic.base import RedirectView
 from django.views.generic.detail import SingleObjectMixin
 from django.views.generic.edit import CreateView, FormMixin, FormView
+from django.core.cache import cache
 
 from .. import forms, models
 from . import mixin