diff --git a/views.py b/views.py
index 357a7e6..f9dbe3c 100644
--- a/views.py
+++ b/views.py
@@ -533,9 +533,9 @@ def add_comment(request, post_id, parent_id):
         print 'Error on author or the_comment'
         return HttpResponseRedirect(ref)
 
-    # Behind a proxy
-    if 'X-Real-IP' in request.META:
-        ip = request.META['X-Real-IP']
+    # Behind nginx proxy
+    if 'HTTP_X_FORWARDED_FOR' in request.META:
+        ip = request.META['HTTP_X_FORWARDED_FOR']
     else:
         ip = request.META['REMOTE_ADDR']