diff --git a/flake.nix b/flake.nix
index 8adc9c4..2f75e07 100644
--- a/flake.nix
+++ b/flake.nix
@@ -16,15 +16,6 @@
       };
     in
       pkgs.mkShell {
-        # Ref: https://github.com/NixOS/nixpkgs/issues/139943
-        # EM_CONFIG = pkgs.writeText ".emscripten" ''
-        #   EMSCRIPTEN_ROOT = '${pkgs.emscripten}/share/emscripten'
-        #   LLVM_ROOT = '${pkgs.emscripten.llvmEnv}/bin'
-        #   BINARYEN_ROOT = '${pkgs.binaryen}'
-        #   NODE_JS = '${pkgs.nodejs_24}/bin/node'
-        #   CACHE = '${toString ./.cache}'
-        # '';
-
         packages = with pkgs; [
           # Compilation
           gnumake
@@ -39,6 +30,7 @@
         shell = "${pkgs.bash}/bin/bash";
 
         shellHook = ''
+          # Ref: https://github.com/NixOS/nixpkgs/issues/139943
           export EM_CACHE=$PWD/.emscripten_cache
           cp -r ${pkgs.emscripten}/share/emscripten/cache $EM_CACHE
           chmod u+rwX -R $EM_CACHE