diff --git a/lib/gamification_plugin/badge.rb b/lib/gamification_plugin/badge.rb
index b0e7c63..83f4e2c 100644
--- a/lib/gamification_plugin/badge.rb
+++ b/lib/gamification_plugin/badge.rb
@@ -18,6 +18,6 @@ class GamificationPlugin::Badge < Noosfero::Plugin::ActiveRecord
     Merit::BadgesSash.where(:badge_id => self.id).destroy_all
   end
 
-  scope :notification_pending, :include => :badges_sash, :conditions => ['badges_sashes.notified_user = false']
+  scope :notification_pending, :include => :badges_sash, :conditions => {:badges_sashes => {:notified_user => false}}
 
 end
--
libgit2 0.21.2