diff --git a/atlas/views.py b/atlas/views.py
index ad9fd9d2..fae2fd38 100755
--- a/atlas/views.py
+++ b/atlas/views.py
@@ -361,7 +361,7 @@ class AtlasCreate(AtlasCreateBase, CreateView):
         return self.initial
 
 
-class AtlasUpdate(AuthorOrCheckerRequiredMixin, UpdateView, AtlasCreateBase):
+class AtlasUpdate(AuthorOrCheckerRequiredMixin, AtlasCreateBase, UpdateView):
     model = Case
     form_class = CaseForm