diff --git a/async_web3/__init__.py b/async_web3/__init__.py
index 39e7284..06c9d2f 100644
--- a/async_web3/__init__.py
+++ b/async_web3/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "0.2.2"
+__version__ = "0.2.3"
 
 from .main import AsyncWeb3
 
diff --git a/docs/releases.rst b/docs/releases.rst
index 9a2bb39..ef03dac 100644
--- a/docs/releases.rst
+++ b/docs/releases.rst
@@ -3,6 +3,14 @@ Release Notes
 
 .. towncrier release notes start
 
+Async_Web3 0.2.2 (2021-05-25)
+-----------------------------
+
+Bugfixes
+~~~~~~~~
+
+- Fix the sendRawTransaction not serializable error. (`#11 <https://github.com/guanqun/async-web3.py/issues/11>`__)
+
 
 v0.1.2 (2021-05-21)
 -------------------
diff --git a/newsfragments/11.bugfix.rst b/newsfragments/11.bugfix.rst
deleted file mode 100644
index 6dc62ca..0000000
--- a/newsfragments/11.bugfix.rst
+++ /dev/null
@@ -1 +0,0 @@
-Fix the sendRawTransaction not serializable error.
diff --git a/pyproject.toml b/pyproject.toml
index 4b3d1cb..a9b5895 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "async-web3"
-version = "0.2.2"
+version = "0.2.3"
 description = "Async Web3 library"
 authors = ["Guanqun Lu <guanqunlu@outlook.com>"]
 license = "MIT"