diff --git a/db/docs/batched_background_migrations/backfill_work_item_parent_links_namespace_id.yml b/db/docs/batched_background_migrations/backfill_work_item_parent_links_namespace_id.yml
index c8736c2c71151cb5557abc69c6f9034d98adf76b..a6895f85c6c1f720e47218b4638a8c821cca1afc 100644
--- a/db/docs/batched_background_migrations/backfill_work_item_parent_links_namespace_id.yml
+++ b/db/docs/batched_background_migrations/backfill_work_item_parent_links_namespace_id.yml
@@ -5,4 +5,4 @@ feature_category: team_planning
 introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/150075
 milestone: '17.0'
 queued_migration_version: 20240419035508
-finalized_by: # version of the migration that finalized this BBM
+finalized_by: '20241103232115'
diff --git a/db/post_migrate/20241103232115_finalize_backfill_work_item_parent_links_namespace_id.rb b/db/post_migrate/20241103232115_finalize_backfill_work_item_parent_links_namespace_id.rb
new file mode 100644
index 0000000000000000000000000000000000000000..2af37e7d4ffd7eaff3587a0fcc1b4eac86b8d4b5
--- /dev/null
+++ b/db/post_migrate/20241103232115_finalize_backfill_work_item_parent_links_namespace_id.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+class FinalizeBackfillWorkItemParentLinksNamespaceId < Gitlab::Database::Migration[2.2]
+  milestone '17.6'
+
+  disable_ddl_transaction!
+
+  restrict_gitlab_migration gitlab_schema: :gitlab_main_cell
+
+  def up
+    ensure_batched_background_migration_is_finished(
+      job_class_name: 'BackfillWorkItemParentLinksNamespaceId',
+      table_name: :work_item_parent_links,
+      column_name: :id,
+      job_arguments: [:namespace_id, :issues, :namespace_id, :work_item_id],
+      finalize: true
+    )
+  end
+
+  def down; end
+end
diff --git a/db/schema_migrations/20241103232115 b/db/schema_migrations/20241103232115
new file mode 100644
index 0000000000000000000000000000000000000000..ac61dc63d81730071b08a1bb4a549d0f4e116f3e
--- /dev/null
+++ b/db/schema_migrations/20241103232115
@@ -0,0 +1 @@
+067cfb58537fd6238feda2d20eab221b06ab4c45e7802714be6afb55aca20f09
\ No newline at end of file