diff --git a/proposals/views.py b/proposals/views.py
index 338195e..fdf87fa 100644
--- a/proposals/views.py
+++ b/proposals/views.py
@@ -80,7 +80,7 @@ class TalkDetail(LoginRequiredMixin, DetailView):
         return super().get_context_data(**ctx)
 
 
-class TopicList(ListView):
+class TopicList(LoginRequiredMixin, ListView):
     model = Topic