diff --git a/shell.nix b/shell.nix
index f0ff255..966111a 100644
--- a/shell.nix
+++ b/shell.nix
@@ -5,7 +5,11 @@
 }: let
   git-check = git-hooks.lib.${pkgs.system}.run {
     src = ".";
-    hooks = {alejandra.enable = true;};
+    hooks = {
+      alejandra.enable = true;
+      deadnix.enable = true;
+      flake-checker.enable = true;
+    };
   };
 in
   pkgs.mkShell {inherit (git-check) shellHook;}