diff --git a/shell.nix b/shell.nix
index f76747bf..eeb5065a 100644
--- a/shell.nix
+++ b/shell.nix
@@ -13,6 +13,7 @@ pkgs.mkShell {
     asciidoctor
     disko
     deploy-rs
+    nixos-anywhere
     home-manager
     git
     sops
@@ -33,6 +34,6 @@ pkgs.mkShell {
     treefmt # The universal formatter (if you configured it).
     stylua # ...for Lua.
     black # ...for Python.
-    nixpkgs-fmt # ...for Nix.
+    nixfmt # ...for Nix.
   ] ++ extraPackages;
 }
diff --git a/treefmt.toml b/treefmt.toml
index 639a5837..aec83ef1 100644
--- a/treefmt.toml
+++ b/treefmt.toml
@@ -8,7 +8,7 @@ command = "stylua"
 includes = [ "*.lua" ]
 
 [formatter.nix]
-command = "nixpkgs-fmt"
+command = "nixfmt"
 includes = [ "*.nix" ]
 
 [formatter.python]