diff --git a/config/environments/production.rb b/config/environments/production.rb
index 11d42d349..1267a96a3 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -16,6 +16,8 @@ Diaspora::Application.configure do
 
   # Specifies the header that your server uses for sending files
   config.action_dispatch.x_sendfile_header = "X-Sendfile"
+  
+  config.active_support.deprecation = :notify
 
   # For nginx:
   # config.action_dispatch.x_sendfile_header = 'X-Accel-Redirect'