diff --git a/flake.nix b/flake.nix
index f95eb5c..e4b23d5 100644
--- a/flake.nix
+++ b/flake.nix
@@ -14,7 +14,7 @@
       {
         defaultPackage = naersk-lib.buildPackage {
           root = ./.;
-          nativeBuildInputs = with pkgs; [ pkg-config ];
+          nativeBuildInputs = with pkgs; [ pkg-config clang ];
           buildInputs = with pkgs; [ openssl ];
           LIBCLANG_PATH = "${pkgs.clang.cc.lib}/lib";
           ROCKSDB_LIB_DIR = "${pkgs.rocksdb}/lib";