X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/f09b16cade5447158606e37ebd6c9cd86fc8b50b..6644f115c9064c70273252f69963af8a88334f19:/app/controllers/relation_controller.rb

diff --git a/app/controllers/relation_controller.rb b/app/controllers/relation_controller.rb
index 3f185254b..2b1ba6c75 100644
--- a/app/controllers/relation_controller.rb
+++ b/app/controllers/relation_controller.rb
@@ -31,7 +31,7 @@ class RelationController < ApplicationController
   def read
     begin
       relation = Relation.find(params[:id])
-
+      response.headers['Last-Modified'] = relation.timestamp.rfc822
       if relation.visible
         render :text => relation.to_xml.to_s, :content_type => "text/xml"
       else