diff --git a/flake.nix b/flake.nix
index f8d7d4df..5cb2c407 100644
--- a/flake.nix
+++ b/flake.nix
@@ -50,6 +50,7 @@
           release = false;
         }).workspaceShell { packages = with pkgs; [
           rustfmt
+          clang
           mold
         ]; };
       });
diff --git a/shell.nix b/shell.nix
index 88e292a8..991417b5 100644
--- a/shell.nix
+++ b/shell.nix
@@ -18,6 +18,7 @@ in {
     nativeBuildInputs = with pkgs; [
       #rustPlatform.rust.rustc
       rustPlatform.rust.cargo
+      clang
       mold
       #clippy
       rustfmt