diff --git a/app/models/article.rb b/app/models/article.rb
index 1a62f5e..4cfb4e7 100644
--- a/app/models/article.rb
+++ b/app/models/article.rb
@@ -103,7 +103,7 @@ class Article < ActiveRecord::Base
 
   named_scope :by_range, lambda { |range| {
     :conditions => [
-      'published_at BETWEEN :start_date AND :end_date', { :start_date => range.first, :end_date => range.last }
+      'articles.published_at BETWEEN :start_date AND :end_date', { :start_date => range.first, :end_date => range.last }
     ]
   }}
 
@@ -324,7 +324,7 @@ class Article < ActiveRecord::Base
   def belongs_to_blog?
     self.parent and self.parent.blog?
   end
-  
+
   def belongs_to_forum?
     self.parent and self.parent.forum?
   end
--
libgit2 0.21.2