diff --git a/nix/fetch-llvm-clang.nix b/nix/fetch-llvm-clang.nix
index d337eaa8e..686aef9a6 100644
--- a/nix/fetch-llvm-clang.nix
+++ b/nix/fetch-llvm-clang.nix
@@ -7,8 +7,16 @@ llvm-src = fetchFromGitHub {
   repo = "llvm-or1k";
   sha256 = "0lmcg9xj66pf4mb6racipw67vm8kwm84dl861hyqnywd61kvhrwa";
 };
+clang-src = fetchFromGitHub {
+  rev = "9e996136d52ed506ed8f57ef8b13b0f0f735e6a3";
+  owner = "m-labs";
+  repo = "clang-or1k";
+  sha256 = "0w5f450i76y162aswi2c7jip8x3arzljaxhbqp8qfdffm0rdbjp4";
+};
 in
 runCommand "llvm_or1k_src" {}''
 mkdir -p $out
+mkdir -p $out/tools/clang
 cp -r ${llvm-src}/* $out/
+cp -r ${clang-src}/* $out/tools/clang
 ''