diff --git a/db/migrate/007_create_articles.rb b/db/migrate/007_create_articles.rb
index 5864334..49e17c4 100644
--- a/db/migrate/007_create_articles.rb
+++ b/db/migrate/007_create_articles.rb
@@ -14,9 +14,10 @@ class CreateArticles < ActiveRecord::Migration
       # belongs to profile
       t.column :profile_id, :integer
 
-      # keep track of timestamps
+      # keep track of changes
       t.column :updated_on,  :datetime
       t.column :created_on,  :datetime 
+      t.column :last_changed_by_id, :integer
 
       # acts as versioned
       t.column :version, :integer
--
libgit2 0.21.2