diff --git a/pkgs/by-name/du/dufs/package.nix b/pkgs/by-name/du/dufs/package.nix
index f7e22cd77abc..159ebbb35c2e 100644
--- a/pkgs/by-name/du/dufs/package.nix
+++ b/pkgs/by-name/du/dufs/package.nix
@@ -22,9 +22,8 @@ rustPlatform.buildRustPackage rec {
 
   nativeBuildInputs = [ installShellFiles ];
 
-  # FIXME: checkPhase on darwin will leave some zombie spawn processes
-  # see https://github.com/NixOS/nixpkgs/issues/205620
-  doCheck = !stdenv.hostPlatform.isDarwin;
+  __darwinAllowLocalNetworking = true;
+
   checkFlags = [
     # tests depend on network interface, may fail with virtual IPs.
     "--skip=validate_printed_urls"