diff --git a/ee/app/workers/work_items/rolledup_dates/update_parent_rolledup_dates_event_handler.rb b/ee/app/workers/work_items/rolledup_dates/update_parent_rolledup_dates_event_handler.rb
index ea70e2b28e8fef151dba3c4d21f1cdec06dfead3..53dd1b3a528c25ad888c2e5ec6c3d8b8af9a7e0c 100644
--- a/ee/app/workers/work_items/rolledup_dates/update_parent_rolledup_dates_event_handler.rb
+++ b/ee/app/workers/work_items/rolledup_dates/update_parent_rolledup_dates_event_handler.rb
@@ -12,6 +12,8 @@ class UpdateParentRolledupDatesEventHandler
       UPDATE_TRIGGER_ATTRIBUTES = %w[
         start_date
         due_date
+        milestone
+        milestone_id
       ].freeze
 
       UPDATE_TRIGGER_WIDGETS = %w[