diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9a153301..1c1150e0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,13 @@
 Release History
 ==============
 
+### Version 5.0.0-beta3
+Released on September 23, 2021
+
+**This is a pre-release version, please do not use it in production.**
+
+* fix: SEP-10, fix case where muxed accounts are not enabled. ([#530](https://github.com/StellarCN/py-stellar-base/pull/530))
+
 ### Version 4.2.2
 Released on September 23, 2021
 
diff --git a/README.rst b/README.rst
index 50b8c4bf..82bdf6f7 100644
--- a/README.rst
+++ b/README.rst
@@ -57,7 +57,7 @@ Install and update using `pipenv`_ or `pip`_:
 
 .. code-block:: text
 
-    pip install stellar-sdk==5.0.0b2
+    pip install stellar-sdk==5.0.0b3
 
 
 A Simple Example
diff --git a/docs/en/install.rst b/docs/en/install.rst
index 29c093ce..1d6abd50 100644
--- a/docs/en/install.rst
+++ b/docs/en/install.rst
@@ -11,7 +11,7 @@ To install py-stellar-base, use pipenv to install the module:
 
 .. code-block:: text
 
-    pipenv install stellar-sdk==5.0.0b2
+    pipenv install stellar-sdk==5.0.0b3
 
 If you're not using `pipenv <https://docs.pipenv.org/>`_, you should.
 Otherwise, you can install it via plain old `pip <https://pip.pypa.io/en/stable/quickstart/>`_. More on installing Python
@@ -29,5 +29,5 @@ You can clone `the repository <https://github.com/StellarCN/py-stellar-base>`_ d
 
     git clone https://github.com/StellarCN/py-stellar-base.git
     cd py-stellar-base
-    git checkout 5.0.0-beta2
+    git checkout 5.0.0-beta3
     pip install .
diff --git a/docs/zh_CN/install.rst b/docs/zh_CN/install.rst
index 75bac6b8..e64bf369 100644
--- a/docs/zh_CN/install.rst
+++ b/docs/zh_CN/install.rst
@@ -11,7 +11,7 @@
 
 .. code-block:: text
 
-    pipenv install stellar-sdk==5.0.0b2
+    pipenv install stellar-sdk==5.0.0b3
 
 我们推荐你使用 `pipenv <https://docs.pipenv.org/>`_ 来安装这个模块。当然你也可以使用 `pip <https://pip.pypa.io/en/stable/quickstart/>`_。
 想要更多的了解如何安装依赖，请参阅 `Hitchhiker's Guide to Python
@@ -28,5 +28,5 @@
 
     git clone https://github.com/StellarCN/py-stellar-base.git
     cd py-stellar-base
-    git checkout 5.0.0-beta2
+    git checkout 5.0.0-beta3
     pip install .
diff --git a/stellar_sdk/__version__.py b/stellar_sdk/__version__.py
index bb9df6e2..52e7209d 100644
--- a/stellar_sdk/__version__.py
+++ b/stellar_sdk/__version__.py
@@ -11,7 +11,7 @@
 __description__ = "The Python Stellar SDK library provides APIs to build transactions and connect to Horizon."
 __url__ = "https://github.com/StellarCN/py-stellar-base"
 __issues__ = f"{__url__}/issues"
-__version__ = "5.0.0-beta2"
+__version__ = "5.0.0-beta3"
 __author__ = "Eno, overcat"
 __author_email__ = "appweb.cn@gmail.com, 4catcode@gmail.com"
 __license__ = "Apache License 2.0"