diff --git a/modules/lamassu-lnbits.nix b/modules/lamassu-lnbits.nix
index 99d57b7..14d393c 100644
--- a/modules/lamassu-lnbits.nix
+++ b/modules/lamassu-lnbits.nix
@@ -303,9 +303,13 @@ in
         coreutils
         gnused
         # Native build tools for node-gyp (required for utf-8-validate, bufferutil, etc.)
-        gcc
+        stdenv.cc          # Full C/C++ toolchain with headers
         gnumake
         pkg-config
+        binutils           # ar, ranlib, etc.
+        # Common native dependencies for Node.js modules
+        libuv
+        openssl
       ];
 
       serviceConfig = {