diff --git a/setup.cfg b/setup.cfg
index 7819586..d284c46 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
-name=bricks-for-python
-version = 0.0.3
+name=bricks_for_python
+version = 0.0.4
 description = A packing module for bricks
 author = "yu moqing"
 author_email = "yumoqing@gmail.com"
@@ -9,7 +9,5 @@ license = "MIT"
 
 [options]
 packages = find:
-package_dir = 
-	= .
 requires_python = ">=3.8"
 install_requires =