diff --git a/metagpt/const.py b/metagpt/const.py
index dcd36ad33..6a6971632 100644
--- a/metagpt/const.py
+++ b/metagpt/const.py
@@ -14,7 +14,7 @@ def get_project_root():
     while True:
         if (current_path / '.git').exists() or \
            (current_path / '.project_root').exists() or \
-           (current_path.name.lower() == 'metagpt' and current_path.parent.name.lower() != 'tests'):
+           (current_path / '.gitignore').exists():
             return current_path
         parent_path = current_path.parent
         if parent_path == current_path: