diff --git a/app/models/post_archive.rb b/app/models/post_archive.rb
index 1c732e2fd..68e960bbe 100644
--- a/app/models/post_archive.rb
+++ b/app/models/post_archive.rb
@@ -255,7 +255,7 @@ class PostArchive < ApplicationRecord
   end
 
   def updater_name
-    updater.name
+    updater&.name
   end
 
   def api_attributes