diff --git a/app/controllers/announcements_controller.rb b/app/controllers/announcements_controller.rb
index f476c9c..254f364 100644
--- a/app/controllers/announcements_controller.rb
+++ b/app/controllers/announcements_controller.rb
@@ -16,6 +16,7 @@ class AnnouncementsController < ApplicationController
       announcements_count = announcements.count
       keyword = params[:unit]
     elsif params[:tag]
+      !params[:sort].blank? ? sort = {params[:sort].to_sym=>params[:order]} : sort = {:postdate=>"desc"}
       announcements = Bulletin.where(:title.ne => "" ,:is_preview.in=>[false,nil]).is_approved.order_by(sort).filter_by_categories(["all"]).filter_by_tags([params[:tag]])
     else
       !params[:sort].blank? ? sort = {params[:sort].to_sym=>params[:order]} : sort = {:postdate=>"desc"}