diff --git a/docs/release-notes/version-2.10.md b/docs/release-notes/version-2.10.md
index a80305965..95f8bd8ab 100644
--- a/docs/release-notes/version-2.10.md
+++ b/docs/release-notes/version-2.10.md
@@ -11,6 +11,7 @@
 
 ### Bug Fixes
 
+* [#5805](https://github.com/netbox-community/netbox/issues/5805) - Fix missing custom field filters for cables, rack reservations
 * [#6073](https://github.com/netbox-community/netbox/issues/6073) - Permit users to manage their own REST API tokens without needing explicit permission
 
 ---
diff --git a/netbox/dcim/forms.py b/netbox/dcim/forms.py
index 9b9760ad1..77061d556 100644
--- a/netbox/dcim/forms.py
+++ b/netbox/dcim/forms.py
@@ -868,7 +868,7 @@ class RackReservationBulkEditForm(BootstrapMixin, AddRemoveTagsForm, CustomField
         nullable_fields = []
 
 
-class RackReservationFilterForm(BootstrapMixin, TenancyFilterForm):
+class RackReservationFilterForm(BootstrapMixin, TenancyFilterForm, CustomFieldFilterForm):
     model = RackReservation
     field_order = ['q', 'region', 'site', 'group_id', 'user_id', 'tenant_group', 'tenant']
     q = forms.CharField(
@@ -3966,7 +3966,7 @@ class CableBulkEditForm(BootstrapMixin, AddRemoveTagsForm, CustomFieldBulkEditFo
             })
 
 
-class CableFilterForm(BootstrapMixin, forms.Form):
+class CableFilterForm(BootstrapMixin, CustomFieldFilterForm):
     model = Cable
     q = forms.CharField(
         required=False,