--- a/qrurls/views.py	Mon Sep 02 03:50:34 2013 +0300
+++ b/qrurls/views.py	Mon Sep 02 03:50:50 2013 +0300
@@ -72,6 +72,7 @@
     response = HttpResponseRedirect(url)
 
     # set cache
+    response['Vary'] = ''
     response['Last-Modified'] = http_datetime(modified)
     return response
     
@@ -95,6 +96,7 @@
         raise Http404()
 
     # set cache
+    response['Vary'] = ''
     response['Last-Modified'] = http_datetime(url_item.last_modified())
     return response