diff --git a/netbox/core/models/contenttypes.py b/netbox/core/models/contenttypes.py
index 964a3a60a..7a59caeec 100644
--- a/netbox/core/models/contenttypes.py
+++ b/netbox/core/models/contenttypes.py
@@ -40,6 +40,7 @@ class ObjectTypeManager(models.Manager):
         """
         return self.get(app_label=app_label, model=model)
 
+    # TODO: Remove in NetBox v4.5
     def get_for_id(self, id):
         """
         Retrieve an ObjectType by its primary key (numeric ID).
diff --git a/netbox/dcim/models/cables.py b/netbox/dcim/models/cables.py
index 0a28d5acb..32e26f982 100644
--- a/netbox/dcim/models/cables.py
+++ b/netbox/dcim/models/cables.py
@@ -1,6 +1,7 @@
 import itertools
 
 from django.contrib.contenttypes.fields import GenericForeignKey
+from django.contrib.contenttypes.models import ContentType
 from django.core.exceptions import ValidationError
 from django.db import models
 from django.dispatch import Signal
@@ -479,13 +480,13 @@ class CablePath(models.Model):
     def origin_type(self):
         if self.path:
             ct_id, _ = decompile_path_node(self.path[0][0])
-            return ObjectType.objects.get_for_id(ct_id)
+            return ContentType.objects.get_for_id(ct_id)
 
     @property
     def destination_type(self):
         if self.is_complete:
             ct_id, _ = decompile_path_node(self.path[-1][0])
-            return ObjectType.objects.get_for_id(ct_id)
+            return ContentType.objects.get_for_id(ct_id)
 
     @property
     def _path_decompiled(self):
diff --git a/netbox/dcim/models/devices.py b/netbox/dcim/models/devices.py
index 264c1e025..78fd881a7 100644
--- a/netbox/dcim/models/devices.py
+++ b/netbox/dcim/models/devices.py
@@ -4,6 +4,7 @@ import yaml
 from functools import cached_property
 
 from django.contrib.contenttypes.fields import GenericForeignKey, GenericRelation
+from django.contrib.contenttypes.models import ContentType
 from django.core.exceptions import ValidationError
 from django.core.files.storage import default_storage
 from django.core.validators import MaxValueValidator, MinValueValidator
@@ -15,7 +16,6 @@ from django.urls import reverse
 from django.utils.safestring import mark_safe
 from django.utils.translation import gettext_lazy as _
 
-from core.models import ObjectType
 from dcim.choices import *
 from dcim.constants import *
 from dcim.fields import MACAddressField
@@ -1328,7 +1328,7 @@ class MACAddress(PrimaryModel):
         super().clean()
         if self._original_assigned_object_id and self._original_assigned_object_type_id:
             assigned_object = self.assigned_object
-            ct = ObjectType.objects.get_for_id(self._original_assigned_object_type_id)
+            ct = ContentType.objects.get_for_id(self._original_assigned_object_type_id)
             original_assigned_object = ct.get_object_for_this_type(pk=self._original_assigned_object_id)
 
             if (
diff --git a/netbox/ipam/models/ip.py b/netbox/ipam/models/ip.py
index db116e9e4..73c3310dc 100644
--- a/netbox/ipam/models/ip.py
+++ b/netbox/ipam/models/ip.py
@@ -1,5 +1,6 @@
 import netaddr
 from django.contrib.contenttypes.fields import GenericForeignKey
+from django.contrib.contenttypes.models import ContentType
 from django.core.exceptions import ValidationError
 from django.db import models
 from django.db.models import F
@@ -7,7 +8,6 @@ from django.db.models.functions import Cast
 from django.utils.functional import cached_property
 from django.utils.translation import gettext_lazy as _
 
-from core.models import ObjectType
 from dcim.models.mixins import CachedScopeMixin
 from ipam.choices import *
 from ipam.constants import *
@@ -917,7 +917,7 @@ class IPAddress(ContactsMixin, PrimaryModel):
 
         if self._original_assigned_object_id and self._original_assigned_object_type_id:
             parent = getattr(self.assigned_object, 'parent_object', None)
-            ct = ObjectType.objects.get_for_id(self._original_assigned_object_type_id)
+            ct = ContentType.objects.get_for_id(self._original_assigned_object_type_id)
             original_assigned_object = ct.get_object_for_this_type(pk=self._original_assigned_object_id)
             original_parent = getattr(original_assigned_object, 'parent_object', None)