diff --git a/db/migrate/20101202205446_remove_published_articles.rb b/db/migrate/20101202205446_remove_published_articles.rb
index a5cac79..fd8fbb1 100644
--- a/db/migrate/20101202205446_remove_published_articles.rb
+++ b/db/migrate/20101202205446_remove_published_articles.rb
@@ -1,9 +1,9 @@
 class RemovePublishedArticles < ActiveRecord::Migration
   def self.up
     select_all("SELECT * from articles WHERE type = 'PublishedArticle'").each do |published|
-      reference = Article.exists?(published['reference_article_id']) ? Article.find(published['reference_article_id']) : nil
+      reference = select('select * from articles where id = %d' % published['reference_article_id']).first
       if reference
-        execute(ActiveRecord::Base.sanitize_sql(["UPDATE articles SET type = ?, abstract = ?, body = ? WHERE articles.id  = ?", reference[:type], reference[:abstract], reference[:body], published['id']]))
+        execute(ActiveRecord::Base.sanitize_sql(["UPDATE articles SET type = ?, abstract = ?, body = ? WHERE articles.id  = ?", reference['type'], reference['abstract'], reference['body'], published['id']]))
       else
         execute("DELETE from articles where articles.id  = #{published['id']}")
       end
--
libgit2 0.21.2