diff --git a/goss-destroydeletedposts.rb b/goss-destroydeletedposts.rb
index f37258a..423a0fc 100644
--- a/goss-destroydeletedposts.rb
+++ b/goss-destroydeletedposts.rb
@@ -62,7 +62,7 @@ class GossamerForumsDestroyDeletedPosts < ImportScripts::Base
       post_id = legacy_post['post_id']
 
       # Look for the post in Discourse by custom field
-      post = find_post_by_custom_field(legacy_post.post_id)
+      post = find_post_by_custom_field(post_id)
   
       if post
         puts "DestroyDeletedPosts: Mock-Deleting post with id: #{post.id}"