diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index fc50862685a..e54a38985b9 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -10511,6 +10511,7 @@ in {
     meta = {
       description = "Interface for working with block devices";
       license = licenses.gpl2Plus;
+      broken = isPy3k; # doesn't build on python 3, 2018-04-11
     };
   };