diff --git a/src/sunstone/sunstone-server.rb b/src/sunstone/sunstone-server.rb
index ccd8ff677c..26c743a8d7 100755
--- a/src/sunstone/sunstone-server.rb
+++ b/src/sunstone/sunstone-server.rb
@@ -171,6 +171,7 @@ helpers do
 end
 
 before do
+    cache_control :private, :must_revalidate, :max_age => 600
     unless request.path=='/login' || request.path=='/'
         halt 401 unless authorized?