diff --git a/boto3-1.40.10.tar.gz b/boto3-1.40.10.tar.gz
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diff --git a/boto3-1.40.50.tar.gz b/boto3-1.40.50.tar.gz
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diff --git a/python-boto3.spec b/python-boto3.spec
index b75d0e00d99ad2034dcea27e0d576cccde1cfc2f..f1d2bdd1217e0845f81207e6bce59347edf4d9e9 100644
--- a/python-boto3.spec
+++ b/python-boto3.spec
@@ -1,11 +1,11 @@
 %global _empty_manifest_terminate_build 0
 Name:		python-boto3
-Version:	1.40.10
+Version:	1.40.50
 Release:	1
 Summary:	The AWS SDK for Python
 License:	Apache-2.0
 URL:		https://github.com/boto/boto3
-Source0:	https://files.pythonhosted.org/packages/source/b/boto3/boto3-%{version}.tar.gz
+Source0:	https://files.pythonhosted.org/packages/ba/41/d4d73f55b367899ee377cd77c228748c18698ea3507c2a95b328f9152017/boto3-1.40.50.tar.gz
 BuildArch:	noarch
 %description
 Boto3 is the Amazon Web Services (AWS) Software Development
@@ -77,6 +77,13 @@ mv %{buildroot}/doclist.lst .
 %{_docdir}/*
 
 %changelog
+* Mon Oct 13 2025 Hann <hannannan@kylinos.cn> - 1.40.50-1
+- Update to 1.40.50:
+  * Added new viewer security policy, TLSv1.2_2025, for CloudFront
+  * Add InvokedViaFunctionUrl context key to limit invocations to only FURL invokes
+  * Updated the text in the Important section of the ModifyDBClusterParameterGroup page
+  * Adding support for authorizer type AWS_IAM to AgentCore Control Gateway
+
 * Fri Aug 15 2025 Ge Wang <wang__ge@126.com> - 1.40.10-1
 - Update to 1.40.10:
   * api-change:``arc-region-switch``: Endpoint rule test and documentation update.