From aca0aa8e56760da4c69c3db2707333e797755bdd Mon Sep 17 00:00:00 2001
From: Sam <sam.saffron@gmail.com>
Date: Tue, 8 Jul 2014 17:16:07 +1000
Subject: [PATCH] FIX: missing last modified on avatars

---
 app/controllers/user_avatars_controller.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/app/controllers/user_avatars_controller.rb b/app/controllers/user_avatars_controller.rb
index d27d2c3bc..cf8640e27 100644
--- a/app/controllers/user_avatars_controller.rb
+++ b/app/controllers/user_avatars_controller.rb
@@ -74,6 +74,7 @@ class UserAvatarsController < ApplicationController
     end
 
     if image
+      response.headers["Last-Modified"] = File.ctime(image).httpdate
       expires_in 1.year, public: true
       send_file image, disposition: nil
     else