diff --git a/my/body/__init__.py b/my/body/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/my/body/blood.py b/my/body/blood.py
index a24c3c4..5e48553 100755
--- a/my/body/blood.py
+++ b/my/body/blood.py
@@ -4,7 +4,7 @@ from typing import Iterable, NamedTuple, Optional
 from itertools import chain
 
 import porg
-from .common import listify
+from ..common import listify
 from ..error import Res, echain