diff --git a/pyproject.toml b/pyproject.toml
index 2e227ca6..9b6ee909 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "flit_core.buildapi"
 
 [project]
 name = "tanchan"
-version = "0.3.0"
+version = "0.3.1"
 readme = "README.md"
 requires-python = ">=3.9.0,<3.12"
 license = {file = "LICENSE"}