diff --git a/app/models/tagging.rb b/app/models/tagging.rb
index 7cc321a0..c067b31e 100644
--- a/app/models/tagging.rb
+++ b/app/models/tagging.rb
@@ -8,12 +8,11 @@ class Tagging < ActiveRecord::Base
   belongs_to :tag
   belongs_to :taggable, :polymorphic => true, :touch => true
   
-  after_destroy :after_destroy
+  after_destroy :delete_orphaned_tag
   
   private
       
-  # This callback makes sure that an orphaned <tt>Tag</tt> is deleted if it no longer tags anything.
-  def after_destroy
+  def delete_orphaned_tag
     tag.destroy if tag and tag.taggings.count == 0
   end