diff --git a/flake/checks.nix b/flake/checks.nix
index 4a8c04f..a9c5af8 100644
--- a/flake/checks.nix
+++ b/flake/checks.nix
@@ -1,10 +1,10 @@
-{ self, inputs, ... }:
+{ inputs, ... }:
 {
   imports = [
     inputs.pre-commit-hooks.flakeModule
   ];
 
-  perSystem = { system, ... }: {
+  perSystem = { ... }: {
     pre-commit = {
       # Add itself to `nix flake check`
       check.enable = true;