diff --git a/app/activity.rb b/app/activity.rb
index a2da5318..84a9e60c 100644
--- a/app/activity.rb
+++ b/app/activity.rb
@@ -1,5 +1,5 @@
 get '/activity' do
-  expires 7200, :public, :must_revalidate if self.class.production? # 2 hours
+  #expires 7200, :public, :must_revalidate if self.class.production? # 2 hours
   params[:activity] = 'global' # FIXME this is a bad hack
   @events = Event.global_dataset.all
   erb :'activity'
diff --git a/views/_news.erb b/views/_news.erb
index 11f10fde..63d8cdaf 100644
--- a/views/_news.erb
+++ b/views/_news.erb
@@ -61,7 +61,7 @@
             <% site_change_filenames.each do |f| %>
               <div class="file">
                 <div class="html-thumbnail <%= site_change_file_display_class f %>">
-                  <a href="//<%= event_site.host %><%= f == 'index.html' ? '' : "/#{f}" %>">
+                  <a href="http://<%= event_site.host %><%= f == 'index.html' ? '' : "/#{f}" %>">
                     <% if site_change_file_display_class(f) == 'html' %>
                       <img src="<%= event_site.screenshot_url(f, '210x158') %>">
                     <% elsif site_change_file_display_class(f) == 'image' %>