diff --git a/app/models/action_tracker_notification.rb b/app/models/action_tracker_notification.rb
index dda665c..b8ef0cc 100644
--- a/app/models/action_tracker_notification.rb
+++ b/app/models/action_tracker_notification.rb
@@ -3,7 +3,7 @@ class ActionTrackerNotification < ActiveRecord::Base
   belongs_to :profile
   belongs_to :action_tracker, :class_name => 'ActionTracker::Record', :foreign_key => 'action_tracker_id'
 
-  has_many :comments, :through => :action_tracker, :class_name => 'Comment', :foreign_key => 'source_id'
+  delegate :comments, :to => :action_tracker, :allow_nil => true
 
   validates_presence_of :profile_id, :action_tracker_id
   validates_uniqueness_of :action_tracker_id, :scope => :profile_id
--
libgit2 0.21.2