diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index b599279d884..b58e84f9efa 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7057,6 +7057,9 @@ pythonPackages = modules // import ./python-packages-generated.nix {
        md5 = "2472204a2abd0d8cd4d11ff0fbf36ae7";
      };
 
+     # tests fail, see http://hydra.nixos.org/build/4316603/log/raw
+     doCheck = false;
+
      propagatedBuildInputs = [ zope_interface zope_testing ];
      meta = {
        description = "A tool which computes a dependency graph between active Python eggs";