diff --git a/app/controllers/ad_banners_controller.rb b/app/controllers/ad_banners_controller.rb
index 6fc34fb..08fdca7 100644
--- a/app/controllers/ad_banners_controller.rb
+++ b/app/controllers/ad_banners_controller.rb
@@ -1,7 +1,7 @@
 class AdBannersController < ApplicationController
   def widget
   	adbanner = Banner.find(OrbitHelper.widget_custom_value)
-    images = adbanner.ad_images.can_display.collect.with_index do |b,i|
+    images = adbanner.ad_images.can_display.desc(:created_at).collect.with_index do |b,i|
       image_link = OrbitHelper.is_mobile_view ? b.file.mobile.url : b.file.url
       klass = i == 0 ? "active" : ""
       caption = i == 0 ? '<div class="cycle-overlay"></div><div class="cycle-pager"></div>' : ""
diff --git a/app/views/admin/ad_banners/_index.html.erb b/app/views/admin/ad_banners/_index.html.erb
index 6f41a91..a1631ec 100644
--- a/app/views/admin/ad_banners/_index.html.erb
+++ b/app/views/admin/ad_banners/_index.html.erb
@@ -222,7 +222,7 @@
         data-cycle-timeout="<%= banner.timeout.to_i*1000 %>"
         >
         <% if !banner.ad_images.can_display.blank? %>
-          <% banner.ad_images.can_display.each do |image| %>
+          <% banner.ad_images.can_display.desc(:created_at).each do |image| %>
             <div class="slide-img" style=" background: url('<%= image.file.thumb.url %>');  background-size: cover;  background-position: center;"></div>
           <% end %>
         <% else %>
@@ -283,7 +283,7 @@
           <a href="<%= new_admin_ad_image_path(banner: banner.id.to_s) %>" class="ad-image-new-btn">
           <i class="icon-plus"></i> <%= t("ad.new_image") %>
           </a>
-          <% banner.ad_images.each_with_index do |image,idx| %>
+          <% banner.ad_images.desc(:created_at).each_with_index do |image,idx| %>
             <div class="ad-banner-image-wrap">
               <div class="ad-banner-image <%= image.expired? ? "grayscale" : "" %>" style="background: url('<%= image.file.thumb.url %>'); background-size: cover; background-position: center;">
                 <% if image.expired? %>