diff --git a/flake.nix b/flake.nix
index 96dfb89..2e9e77e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -57,7 +57,6 @@
               };
               trim-trailing-whitespace = {
                 enable = true;
-                files = "\\.nix$";
                 inherit excludes;
               };
             };