diff --git a/nix/fuk.nix b/nix/fuk.nix
index 21a03f2..cf3e76d 100644
--- a/nix/fuk.nix
+++ b/nix/fuk.nix
@@ -20,13 +20,13 @@ rustPlatform.buildRustPackage {
 
   cargoHash = "sha256-jdiaV4B22GHKrHpuPv+eKsAt2jMv5AazLJmoEYfdUlE=";
 
-  nativeBuildInputs = [ scdoc ];
+  nativeBuildInputs = [ scdoc pkg-config ];
 
   preInstall = ''
   OUT=$out/man cargo xtask
   '';
 
-  buildInputs = [pkg-config openssl] ++ lib.lists.optionals stdenv.isDarwin (with darwin.apple_sdk; [
+  buildInputs = [openssl] ++ lib.lists.optionals stdenv.isDarwin (with darwin.apple_sdk; [
     frameworks.Foundation
     frameworks.CoreFoundation
     frameworks.SystemConfiguration