diff --git a/pyproject.toml b/pyproject.toml
index 5f4c47a..1611f0f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "mahjong-utils"
-version = "0.1.0-alpha.08"
+version = "0.1.0-alpha.09"
 description = ""
 authors = ["ssttkkl <huang.wen.long@hotmail.com>"]
 license = "MIT"