diff --git a/pkgs/development/tools/rust/cargo-deny/default.nix b/pkgs/development/tools/rust/cargo-deny/default.nix
index 7fe476c842c5..39567600f7e9 100644
--- a/pkgs/development/tools/rust/cargo-deny/default.nix
+++ b/pkgs/development/tools/rust/cargo-deny/default.nix
@@ -28,9 +28,7 @@ rustPlatform.buildRustPackage rec {
   buildInputs = [ openssl ]
     ++ lib.optionals stdenv.isDarwin [ curl Security ];
 
-  cargoBuildFlags = [ "--no-default-features" ];
-
-  cargoTestFlags = cargoBuildFlags;
+  buildNoDefaultFeatures = true;
 
   meta = with lib; {
     description = "Cargo plugin to generate list of all licenses for a crate";