diff --git a/atlas/views.py b/atlas/views.py
index 674623ee..06bff41a 100755
--- a/atlas/views.py
+++ b/atlas/views.py
@@ -312,7 +312,7 @@ class AtlasCreateBase(RevisionMixin, LoginRequiredMixin):
                 self.request.POST, self.request.FILES
             )
             context["series_formset"].full_clean()
-            context["series_formset"].full_clean()
+            context["casedifferential_formset"].full_clean()
         else:
             context["series_formset"] = SeriesFormSet()
             context["casedifferential_formset"] = SeriesImageFormSet()