diff --git a/netbox/netbox/views/generic/bulk_views.py b/netbox/netbox/views/generic/bulk_views.py
index 9836bde88..8e49a9c92 100644
--- a/netbox/netbox/views/generic/bulk_views.py
+++ b/netbox/netbox/views/generic/bulk_views.py
@@ -8,7 +8,7 @@ from django.core.exceptions import FieldDoesNotExist, ValidationError
 from django.db import transaction, IntegrityError
 from django.db.models import ManyToManyField, ProtectedError
 from django.db.models.fields.reverse_related import ManyToManyRel
-from django.forms import Form, ModelMultipleChoiceField, MultipleHiddenInput
+from django.forms import Form, ModelMultipleChoiceField, MultipleHiddenInput, model_to_dict
 from django.http import HttpResponse
 from django.shortcuts import get_object_or_404, redirect, render
 from django_tables2.export import TableExport
@@ -330,13 +330,34 @@ class BulkImportView(GetReturnURLMixin, BaseMultiObjectView):
         return headers, records
 
     def _update_objects(self, form, request, headers, records):
+        from utilities.forms import CSVModelChoiceField
         new_objs = []
 
         for row, data in enumerate(records, start=1):
-            data = self.queryset.model.get(pk=data["pk"]) | data
-            obj_form = self.model_form(data, headers=headers)
+            obj = self.queryset.model.objects.get(pk=data["pk"])
+            obj_form = self.model_form(instance=obj)
+
+            save_data = model_to_dict(obj)
+            new_data = data
+            for name, field in obj_form.fields.items():
+                if name == "manufacturer":
+                    breakpoint()
+                if field.required and name not in obj_form.data:
+                    if type(field) == CSVModelChoiceField and name in save_data:
+                        # rel_field = field.queryset.get(pk=save_data[name])
+                        # to_name = getattr(field, 'to_field_name') or 'pk'
+                        # obj_form.data[name] = getattr(rel_field, to_name)
+                        new_data[name] = getattr(field.queryset.get(pk=save_data[name]), getattr(field, 'to_field_name') or 'pk')
+                    else:
+                        if name in save_data:
+                            new_data[name] = save_data[name]
+
+            obj_form = self.model_form(new_data, headers=headers, instance=obj)
+            # obj_form = self.model_form(save_data, instance=obj)
+
             restrict_form_fields(obj_form, request.user)
 
+            breakpoint()
             if obj_form.is_valid():
                 obj = self._save_obj(obj_form, request)
                 new_objs.append(obj)
diff --git a/netbox/utilities/forms/utils.py b/netbox/utilities/forms/utils.py
index a6f037e0b..48a68f13e 100644
--- a/netbox/utilities/forms/utils.py
+++ b/netbox/utilities/forms/utils.py
@@ -220,7 +220,11 @@ def validate_csv(headers, fields, required_fields):
     if parsed csv data contains invalid headers or does not contain required headers.
     """
     # Validate provided column headers
+    is_update = False
     for field, to_field in headers.items():
+        if field == "pk":
+            is_update = True
+            continue
         if field not in fields:
             raise forms.ValidationError(f'Unexpected column header "{field}" found.')
         if to_field and not hasattr(fields[field], 'to_field_name'):
@@ -228,7 +232,8 @@ def validate_csv(headers, fields, required_fields):
         if to_field and not hasattr(fields[field].queryset.model, to_field):
             raise forms.ValidationError(f'Invalid related object attribute for column "{field}": {to_field}')
 
-    # Validate required fields
-    for f in required_fields:
-        if f not in headers:
-            raise forms.ValidationError(f'Required column header "{f}" not found.')
+    # Validate required fields (if not an update)
+    if not is_update:
+        for f in required_fields:
+            if f not in headers:
+                raise forms.ValidationError(f'Required column header "{f}" not found.')