diff --git a/layerindex/views.py b/layerindex/views.py
index 5ac7ffa..af6ad99 100644
--- a/layerindex/views.py
+++ b/layerindex/views.py
@@ -1323,6 +1323,8 @@ def layer_export_recipes_csv_view(request, branch, slug):
     import csv
     layer = get_object_or_404(LayerItem, name=slug)
     layerbranch = layer.get_layerbranch(branch)
+    if not layerbranch:
+        raise Http404
 
     response = HttpResponse(content_type='text/csv')
     response['Content-Disposition'] = 'attachment; filename="recipes_%s_%s.csv"' % (layer.name, layerbranch.branch.name)