diff --git a/atlas/views.py b/atlas/views.py
index fc383613..7530aab8 100755
--- a/atlas/views.py
+++ b/atlas/views.py
@@ -1830,7 +1830,7 @@ def collection_case_view(request, pk, case_number):
 def collection_dicom_json(request, pk):
     collection = get_object_or_404(CaseCollection, pk=pk)
 
-    return JsonResponse(collection.get_case_dicom_json())
+    return JsonResponse(collection.get_ohif_dicom_json())
 
 def case_dicom_json(request, pk):
     case = get_object_or_404(Case, pk=pk)