diff --git a/CHANGES.rst b/CHANGES.rst
index bd74721..ad8b60b 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -4,6 +4,14 @@ Changes
 Unreleased
 ----------
 
+Version 1.8.1
+-------------
+
+Released 2024-11-29
+
+- Update dependencies.
+    - Bump cryptography to 44.0.0. `#433 <https://github.com/dajiaji/pyseto/pull/433>`__
+
 Version 1.8.0
 -------------
 
diff --git a/pyproject.toml b/pyproject.toml
index ab28d22..9265fc0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.poetry]
 name = "pyseto"
-version = "1.8.0"
+version = "1.8.1"
 description = "A Python implementation of PASETO/PASERK."
 authors = ["Ajitomi Daisuke <dajiaji@gmail.com>"]
 license = "MIT"
diff --git a/pyseto/__init__.py b/pyseto/__init__.py
index 3f3b62b..7003498 100644
--- a/pyseto/__init__.py
+++ b/pyseto/__init__.py
@@ -12,7 +12,7 @@
 from .pyseto import decode, encode
 from .token import Token
 
-__version__ = "1.8.0"
+__version__ = "1.8.1"
 __title__ = "PySETO"
 __description__ = "A Python implementation of PASETO/PASERK."
 __url__ = "https://pyseto.readthedocs.io"