diff --git a/link/PROJECT_TREE.md b/link/PROJECT_TREE.md
index 79b66ee..9ae7c5b 100644
--- a/link/PROJECT_TREE.md
+++ b/link/PROJECT_TREE.md
@@ -18,6 +18,7 @@ link/
 │   ├── scripts/
 │   │   └── gen_tree.py
 │   ├── workflows/
+│   │   ├── pr-checks.yml
 │   │   ├── release.yml
 │   │   ├── sonarqube.yml
 │   │   └── sync-project-tree.yml