diff --git a/pkgs/development/compilers/shaderc/default.nix b/pkgs/development/compilers/shaderc/default.nix
index d56d939a0e0..c6826e8ccfe 100644
--- a/pkgs/development/compilers/shaderc/default.nix
+++ b/pkgs/development/compilers/shaderc/default.nix
@@ -42,7 +42,7 @@ in stdenv.mkDerivation rec {
     ln -s ${spirv-headers} third_party/spirv-tools/external/spirv-headers
   '';
 
-  buildInputs = [ cmake python ];
+  nativeBuildInputs = [ cmake python ];
 
   postInstall = ''
     moveToOutput "lib/*.a" $static
@@ -50,6 +50,8 @@ in stdenv.mkDerivation rec {
 
   preConfigure = ''cmakeFlags="$cmakeFlags -DCMAKE_INSTALL_BINDIR=$bin/bin"'';
 
+  enableParallelBuilding = true;
+
   cmakeFlags = [ "-DSHADERC_SKIP_TESTS=ON" ];
 
   meta = with stdenv.lib; {