diff --git a/overlay.nix b/overlay.nix
index 213846b..4323852 100644
--- a/overlay.nix
+++ b/overlay.nix
@@ -23,6 +23,8 @@ let
 in {
   inherit idiosyn;
 
+  llvmPackages = prev.llvmPackages_latest;
+
   libgcrypt = prev.libgcrypt.overrideAttrs (base: {
     configureFlags = base.configureFlags or [ ]
       ++ [ "--disable-jent-support" ];
diff --git a/stdenv.nix b/stdenv.nix
index 4bd8f79..addd95b 100644
--- a/stdenv.nix
+++ b/stdenv.nix
@@ -1,7 +1,7 @@
 pkgs: stdenv:
 let
-  inherit (pkgs.lib) optionalAttrs optionals toList;
   inherit (pkgs) addAttrsToDerivation;
+  inherit (pkgs.lib) optionalAttrs optionals toList;
   inherit (stdenv) buildPlatform hostPlatform;
 
   cflagsC = [