diff --git a/docs/TODO.md b/docs/TODO.md
index 2ff2f1b..54b5873 100644
--- a/docs/TODO.md
+++ b/docs/TODO.md
@@ -113,10 +113,11 @@
 Review Nix files in entrypoint order:
 
 - [x] `flake.nix`
+- [x] `src/flake/default.nix`
+- [x] `src/flake/formatter.nix`
+- [x] `src/flake/apps.nix`
 - [x] `src/dotfiles/default.nix`
 - [x] `src/dotfiles/util.nix`
-- [x] `src/dotfiles/formatter.nix`
-- [x] `src/dotfiles/apps.nix`
 - [ ] `src/dotfiles/registry.nix`
 - [ ] `configs/nixos/registry/address.nix`
 - [ ] `configs/nixos/registry/env-var.nix`
diff --git a/src/xatu/xatu_main.rs b/src/xatu/xatu_main.rs
index 2a5c68c..5c50fe8 100644
--- a/src/xatu/xatu_main.rs
+++ b/src/xatu/xatu_main.rs
@@ -20,6 +20,7 @@ fn is_excluded_dir(path: &Path) -> bool {
                     | "bazel-out"
                     | "bazel-testlogs"
                     | "target"
+                    | "testdata"
                     | "third_party"
             ) || name == "result"
                 || name.starts_with("result-")