diff --git a/DIST b/DIST
index fcefcd1..984a68f 100644
--- a/DIST
+++ b/DIST
@@ -1,9 +1,6 @@
 Generate bindist:
 
-arm64
-
-    hell scripts/static-build.hell --stack-arch aarch64-linux --filename hell-linux-arm64 --ghc-version ghc-9.8.2 --docker-container hell
-
-amd64
-
-    hell scripts/static-build.hell --stack-arch x86_64-linux --filename hell-linux-amd64 --ghc-version ghc-9.8.2 --docker-container hell-amd64
+    nix build .#static-arm64 -o hell-linux-arm64-dir
+    cp ./hell-linux-arm64-dir/bin/hell hell-linux-arm64
+    nix build .#static-amd64 -o hell-linux-amd64-dir
+    cp ./hell-linux-amd64-dir/bin/hell hell-linux-amd64
diff --git a/flake.lock b/flake.lock
index 36493e8..20db77f 100644
--- a/flake.lock
+++ b/flake.lock
@@ -5,11 +5,11 @@
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1726560853,
-        "narHash": "sha256-X6rJYSESBVr3hBoH0WbKE5KvhPU5bloyZ2L4K60/fPQ=",
+        "lastModified": 1731533236,
+        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "c1dfcf08411b08f6b8615f7d8971a2bfa81d5e8a",
+        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
         "type": "github"
       },
       "original": {
@@ -20,16 +20,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1741037377,
-        "narHash": "sha256-SvtvVKHaUX4Owb+PasySwZsoc5VUeTf1px34BByiOxw=",
+        "lastModified": 1776877367,
+        "narHash": "sha256-EHq1/OX139R1RvBzOJ0aMRT3xnWyqtHBRUBuO1gFzjI=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "02032da4af073d0f6110540c8677f16d4be0117f",
+        "rev": "0726a0ecb6d4e08f6adced58726b95db924cef57",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixpkgs-unstable",
+        "ref": "nixos-unstable",
         "repo": "nixpkgs",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index c850903..cdaa6e4 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,32 +1,50 @@
 {
+  description = "hell";
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
     flake-utils.url = "github:numtide/flake-utils";
   };
-
   outputs = { self, nixpkgs, flake-utils }:
-    flake-utils.lib.eachDefaultSystem (system:
+    flake-utils.lib.eachSystem [ "aarch64-linux" "x86_64-linux" ] (system:
       let
-        pkgs = nixpkgs.legacyPackages.${system};
-        overlay = final: prev: {
-          hell = prev.callCabal2nix "hell" ./. { };
+        pkgs = import nixpkgs { inherit system; };
+
+        pkgsStaticArm64 = import nixpkgs {
+          localSystem  = system;
+          crossSystem  = {
+            config = "aarch64-unknown-linux-musl";
+            isStatic = true;
+          };
+        };
+        pkgsStaticAmd64 = import nixpkgs {
+          localSystem  = system;
+          crossSystem  = {
+            config = "x86_64-unknown-linux-musl";
+            isStatic = true;
+          };
         };
-        haskellPackages = pkgs.haskell.packages.ghc910.extend overlay;
-      in
-      {
-        # nix build
-        packages.default = haskellPackages.hell;
 
-        # nix develop
-        devShells.default = haskellPackages.shellFor {
-          packages = p: [ p.hell ];
-          buildInputs = with haskellPackages; [
-            stack
+        mkStaticApp = hp: hp.haskellPackages.callCabal2nix "hell" ./. {};
+
+        app = pkgs.haskellPackages.callCabal2nix "hell" ./. {};
+      in {
+        devShells.default = pkgs.haskellPackages.shellFor {
+          name = "hell-dev";
+          packages = _: [ app ];
+          withHoogle = true;
+          buildInputs = with pkgs.haskellPackages; [
             cabal-install
             haskell-language-server
-            pandoc-cli
+            fourmolu
+            hlint
+            pkgs.zlib
           ];
         };
+        packages = {
+          default = app;
+          static-arm64 = mkStaticApp pkgsStaticArm64;
+          static-amd64 = mkStaticApp pkgsStaticAmd64;
+        };
       }
     );
 }
diff --git a/scripts/install-hell.hell b/scripts/install-hell.hell
deleted file mode 100644
index 587b0fa..0000000
--- a/scripts/install-hell.hell
+++ /dev/null
@@ -1,2 +0,0 @@
-main = do
-  Directory.copyFile "hell-linux-x86-64bit" "/usr/bin/hell"
diff --git a/scripts/static-build.hell b/scripts/static-build.hell
deleted file mode 100644
index 2af0cf4..0000000
--- a/scripts/static-build.hell
+++ /dev/null
@@ -1,37 +0,0 @@
-data Opts = Opts {
-  arch :: Text,
-  filename :: Text,
-  ghc :: Text,
-  container :: Text
- }
-options =
-  (\arch filename ghc container -> Main.Opts { arch, filename, ghc, container })
-       <$> Options.strOption (Option.long "stack-arch" <> Option.help "x86_64-linux or aarch64-linux")
-       <*> Options.strOption (Option.long "filename" <> Option.help "e.g. hell-linux-amd64 or hell-linux-arm64")
-       <*> Options.strOption (Option.long "ghc-version" <> Option.help "e.g. ghc-9.8.2")
-       <*> Options.strOption (Option.long "docker-container" <> Option.help "e.g. hell or hell-amd64")
-
-main = do
-  opts <- Options.execParser (Options.info (Main.options <**> Options.helper) Options.fullDesc)
-  let arch = Record.get @"arch" opts
-  let filename = Record.get @"filename" opts
-  let ghc = Record.get @"ghc" opts
-  let container = Record.get @"container" opts
-  let distPath = ".stack-work/dist/" <> arch <> "/" <> ghc <> "/build/hell/"
-
-  Process.runProcess_ (Process.proc "docker" ["exec", container, "stack", "build","--ghc-options", "-static -optl-static -fforce-recomp", "--force-dirty"])
-  Directory.copyFile (distPath <> "/hell") filename
-  Process.runProcess_ (Process.proc "docker" ["exec", container, "strip", filename])
-  pwd <- Directory.getCurrentDirectory
-  env <- Environment.getEnvironment
-  path <- Environment.getEnv "PATH"
-  Process.runProcess_ $
-    Process.setEnv
-      (List.cons
-        ("PATH",
-          Text.concat
-            [pwd,
-             "/" <> distPath, ":",
-             path])
-        env) $
-    Process.proc "hell" ["scripts/check.hell"]
diff --git a/scripts/static-build.sh b/scripts/static-build.sh
new file mode 100755
index 0000000..fa1494f
--- /dev/null
+++ b/scripts/static-build.sh
@@ -0,0 +1,4 @@
+nix build .#static-arm64 -o hell-linux-arm64-dir
+cp ./hell-linux-arm64-dir/bin/hell hell-linux-arm64
+nix build .#static-amd64 -o hell-linux-amd64-dir
+cp ./hell-linux-amd64-dir/bin/hell hell-linux-amd64
diff --git a/src/Hell.hs b/src/Hell.hs
index 61e13d6..01b506e 100644
--- a/src/Hell.hs
+++ b/src/Hell.hs
@@ -171,7 +171,7 @@ commandParser =
 
 -- | Version of Hell.
 hellVersion :: Text
-hellVersion = "2026-04-21"
+hellVersion = "2026-04-28"
 
 -- | Dispatch on the command.
 dispatch :: Command -> IO ()