diff --git a/pkgs/tools/networking/shadowsocks-rust/default.nix b/pkgs/tools/networking/shadowsocks-rust/default.nix
index 31ff649e5fc7..7d06c4ac51c9 100644
--- a/pkgs/tools/networking/shadowsocks-rust/default.nix
+++ b/pkgs/tools/networking/shadowsocks-rust/default.nix
@@ -17,6 +17,10 @@ rustPlatform.buildRustPackage rec {
 
   buildInputs = lib.optionals stdenv.isDarwin [ CoreServices libiconv ];
 
+  cargoBuildFlags = [
+    "--features=aead-cipher-extra,local-dns,local-http-native-tls,local-redir,local-tun"
+  ];
+
   # all of these rely on connecting to www.example.com:80
   checkFlags = [
     "--skip=http_proxy"