diff --git a/pkgs/development/python-modules/flask-ldap-login/default.nix b/pkgs/development/python-modules/flask-ldap-login/default.nix
index 9aae92df30e2a8e..99b57dac816f27d 100644
--- a/pkgs/development/python-modules/flask-ldap-login/default.nix
+++ b/pkgs/development/python-modules/flask-ldap-login/default.nix
@@ -1,10 +1,11 @@
-{ stdenv, buildPythonPackage, fetchFromGitHub, fetchpatch
+{ stdenv, buildPythonPackage, isPy3k, fetchFromGitHub, fetchpatch
 , flask, flask_wtf, flask_testing, ldap
 , mock, nose }:
 
 buildPythonPackage rec {
   pname = "flask-ldap-login";
   version = "0.3.4";
+  disabled = isPy3k;
 
   src = fetchFromGitHub {
     owner = "ContinuumIO";