maxxieb · Jan 28, 2026 · Jan 28, 2026 · Jan 28, 2026
diff --git a/DEV_DOCS.md b/DEV_DOCS.md
@@ -66,7 +66,7 @@ Those include, but are not limited to the following: Ubuntu, Fedora, Debian, Arc
 
 #### What about NixOS?
 
-If using NixOS, you need [Docker](https://wiki.nixos.org/wiki/Docker) to be installed and [Flakes](https://wiki.nixos.org/wiki/Flakes) to be enabled.
+If using NixOS, you need [Docker](https://wiki.nixos.org/wiki/Docker) to be installed, `services.envfs.enabled = true;` and `programs.nix-ld.enabled = true;` to be set in your config and [Flakes](https://wiki.nixos.org/wiki/Flakes) to be enabled.
 If not using `direnv`, you can use `nix develop` or [Nix command](https://wiki.nixos.org/wiki/Nix_command).
 
 ### Windows

diff --git a/README.md b/README.md
@@ -33,7 +33,7 @@ Let's start by choosing an officially supported platform:
 
 > [!TIP]
 > - On macOS `aarch64` (`arm64`) systems, Rosetta 2 must be installed (install it with `softwareupdate --install-rosetta`)
-> - [NixOS](https://nixos.org/) requires [`docker`](https://nixos.wiki/wiki/Docker) to be installed and [Flakes](https://nixos.wiki/wiki/Flakes) to be enabled (see the [development environment section of the dev docs](DEV_DOCS.md) for more information)
+> - [NixOS](https://nixos.org/) requires [`docker`](https://nixos.wiki/wiki/Docker) to be installed, [Flakes](https://nixos.wiki/wiki/Flakes) to be enabled and `services.envfs.enabled = true;` and `programs.nix-ld.enabled = true;` to be set in your config (see the [development environment section of the dev docs](DEV_DOCS.md) for more information)
 > - Linux with MUSL instead of GNU (e.g. [Alpine Linux](https://www.alpinelinux.org/)) is untested
 > - [WSL2](https://learn.microsoft.com/en-us/windows/wsl/) on Windows should work, but you may need to enable `systemd` within your Linux distribution
 > - macOS `x86_64` (i.e. `amd64`, "Intel") has historically worked, but is currently untested

diff --git a/prelude-si/toolchains/extraction.bzl b/prelude-si/toolchains/extraction.bzl
@@ -31,7 +31,7 @@ def _toolchain_extract_impl(ctx: AnalysisContext) -> list[Provider]:
     ctx.actions.write(
         extract_script,
         [
-            "#!/bin/bash",
+            "#!/usr/bin/env bash",
             "set -e",
             "OUTPUT_DIR=\"$1\"",
             "ARCHIVE=\"$2\"", 
@@ -147,4 +147,4 @@ def download_and_extract_toolchain(
         os = os,
         arch = arch,
         visibility = visibility,
-    )
+    )