diff --git a/pkgs/development/python-modules/premailer/default.nix b/pkgs/development/python-modules/premailer/default.nix
index ec0e959c7a5..c69ec9a05a1 100644
--- a/pkgs/development/python-modules/premailer/default.nix
+++ b/pkgs/development/python-modules/premailer/default.nix
@@ -1,10 +1,11 @@
-{ lib, buildPythonPackage, fetchPypi,
+{ lib, buildPythonPackage, fetchPypi, isPy27,
   cssselect, cssutils, lxml, mock, nose, requests, cachetools
 }:
 
 buildPythonPackage rec {
   pname = "premailer";
   version = "3.7.0";
+  disabled = isPy27; # no longer compatible with urllib
 
   src = fetchPypi {
     inherit pname version;