diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5634da947..30f829eaa 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@
 - Improved fix_invoice_item task
 - Fix a bug: cryptic error message when failed to create a manager
 - Fix a bug: unable to restore accounting periods closed by a deleted admin
+- Fix a bug: unable to build an acocunting archive if the operator was deleted
 - Fix a bug: unable to udpate an event category
 
 ## v5.6.1 2023 January 6
diff --git a/app/workers/archive_worker.rb b/app/workers/archive_worker.rb
index c7fb99124..d36857296 100644
--- a/app/workers/archive_worker.rb
+++ b/app/workers/archive_worker.rb
@@ -28,7 +28,7 @@ class ArchiveWorker
     end
 
     NotificationCenter.call type: :notify_admin_archive_complete,
-                            receiver: User.find(period.closed_by),
+                            receiver: User.where(id: period.closed_by)&.first,
                             attached_object: period
   end