diff --git a/pkgs/development/python-modules/six/default.nix b/pkgs/development/python-modules/six/default.nix
index 00fbbbc01eb8..6921b3590e4e 100644
--- a/pkgs/development/python-modules/six/default.nix
+++ b/pkgs/development/python-modules/six/default.nix
@@ -19,6 +19,9 @@ buildPythonPackage rec {
     py.test test_six.py
   '';
 
+  # To prevent infinite recursion with pytest
+  doCheck = false;
+
   meta = {
     description = "A Python 2 and 3 compatibility library";
     homepage = https://pypi.python.org/pypi/six/;