diff --git a/dav_events/views/events.py b/dav_events/views/events.py
index a37f30a..d2b3ee4 100644
--- a/dav_events/views/events.py
+++ b/dav_events/views/events.py
@@ -185,8 +185,6 @@ class EventUpdateView(EventPermissionMixin, generic.UpdateView):
     def get_object(self, queryset=None):
         obj = super(EventUpdateView, self).get_object(queryset=queryset)
         self.enforce_permission(obj)
-        if obj.accepted:
-            raise PermissionDenied('accepted')
         return obj
 
     def get_context_data(self, **kwargs):