diff --git a/netbox/dcim/views.py b/netbox/dcim/views.py
index c4bca327f..8036178ed 100644
--- a/netbox/dcim/views.py
+++ b/netbox/dcim/views.py
@@ -35,7 +35,7 @@ from virtualization.forms import VirtualMachineFilterForm
 from virtualization.models import VirtualMachine
 from virtualization.tables import VirtualMachineTable
 from . import filtersets, forms, tables
-from .choices import DeviceFaceChoices
+from .choices import DeviceFaceChoices, InterfaceModeChoices
 from .models import *
 
 CABLE_TERMINATION_TYPES = {
@@ -2618,10 +2618,11 @@ class InterfaceBulkEditView(generic.BulkEditView):
 
     def extra_object_field_operations(self, form, obj):
         # Add/remove tagged VLANs
-        if form.cleaned_data.get('add_tagged_vlans', None):
-            obj.tagged_vlans.add(*form.cleaned_data['add_tagged_vlans'])
-        if form.cleaned_data.get('remove_tagged_vlans', None):
-            obj.tagged_vlans.remove(*form.cleaned_data['remove_tagged_vlans'])
+        if obj.mode == InterfaceModeChoices.MODE_TAGGED:
+            if form.cleaned_data.get('add_tagged_vlans', None):
+                obj.tagged_vlans.add(*form.cleaned_data['add_tagged_vlans'])
+            if form.cleaned_data.get('remove_tagged_vlans', None):
+                obj.tagged_vlans.remove(*form.cleaned_data['remove_tagged_vlans'])
 
 
 class InterfaceBulkRenameView(generic.BulkRenameView):