diff --git a/apps/ingest/forms.py b/apps/ingest/forms.py
index a4f57fcb..a4cc6686 100644
--- a/apps/ingest/forms.py
+++ b/apps/ingest/forms.py
@@ -2,10 +2,15 @@
 from django.forms import ClearableFileInput
 from .models import Bulk
 
+
+class MultipleFileInput(forms.ClearableFileInput):
+    allow_multiple_selected = True
+
+
 class BulkVolumeUploadForm(forms.ModelForm):
     class Meta:
         model = Bulk
-        fields = ['image_server', 'volume_files', 'collections']
+        fields = ["image_server", "volume_files", "collections"]
         widgets = {
-            'volume_files': ClearableFileInput(attrs={'allow_multiple_selected': True, 'multiple': True}),
+            "volume_files": MultipleFileInput,
         }