diff --git a/typepy/__version__.py b/typepy/__version__.py
index 3846d04..72815ae 100644
--- a/typepy/__version__.py
+++ b/typepy/__version__.py
@@ -1,6 +1,6 @@
 __author__ = "Tsuyoshi Hombashi"
 __copyright__ = f"Copyright 2017-2024, {__author__}"
 __license__ = "MIT License"
-__version__ = "1.3.3"
+__version__ = "1.3.4"
 __maintainer__ = __author__
 __email__ = "tsuyoshi.hombashi@gmail.com"