diff --git a/pkgs/development/haskell-modules/hackage-packages.nix b/pkgs/development/haskell-modules/hackage-packages.nix
index bb00b7c1fbab..a4347ac10c34 100644
--- a/pkgs/development/haskell-modules/hackage-packages.nix
+++ b/pkgs/development/haskell-modules/hackage-packages.nix
@@ -185223,6 +185223,8 @@ self: {
        description = "Postmaster ESMTP Server";
        license = "GPL";
        maintainers = with stdenv.lib.maintainers; [ peti ];
+       hydraPlatforms = stdenv.lib.platforms.none;
+       broken = true;
      }) {};
 
   "potato-tool" = callPackage