diff --git a/tooling/claude/dot-claude/hooks/enforce-structure.sh b/tooling/claude/dot-claude/hooks/enforce-structure.sh
index 04ed9dff..9b4756d7 100755
--- a/tooling/claude/dot-claude/hooks/enforce-structure.sh
+++ b/tooling/claude/dot-claude/hooks/enforce-structure.sh
@@ -69,7 +69,7 @@ if [[ "$REL" == src/resources/* ]]; then
 fi
 
 # ── Rule 1: Allowed top-level directories ─────────────────────────────────────
-ALLOWED_DIRS="src/ public/ docs/ scripts/ tools/ .project/ .claude/ .env README.md CLAUDE.md .gitignore .gutconfig.json .pnpmfile.cjs pnpm-workspace.yaml pnpm-lock.yaml run gdlintrc gdformatrc"
+ALLOWED_DIRS="src/ public/ docs/ scripts/ tools/ tooling/ .project/ .claude/ .env README.md CLAUDE.md .gitignore .gutconfig.json .pnpmfile.cjs pnpm-workspace.yaml pnpm-lock.yaml run gdlintrc gdformatrc"
 MATCH=0
 for prefix in $ALLOWED_DIRS; do
   if [[ "$REL" == "$prefix"* || "$REL" == "$prefix" ]]; then