diff --git a/aliyun-net-sdk-core/ChangeLog.md b/aliyun-net-sdk-core/ChangeLog.md
index fde1e8c7b..df54f59ee 100644
--- a/aliyun-net-sdk-core/ChangeLog.md
+++ b/aliyun-net-sdk-core/ChangeLog.md
@@ -1,3 +1,6 @@
+### 2024-09-25 Version 1.6.2
+* Refactor default credentials provider
+
 ### 2024-09-18 Version 1.6.1
 * Change fixed dependency of newtonsoft.json to scope dependency
 
diff --git a/aliyun-net-sdk-core/Properties/AssemblyInfo.cs b/aliyun-net-sdk-core/Properties/AssemblyInfo.cs
index a7df024a8..42b627d1b 100644
--- a/aliyun-net-sdk-core/Properties/AssemblyInfo.cs
+++ b/aliyun-net-sdk-core/Properties/AssemblyInfo.cs
@@ -29,6 +29,6 @@
 //      Build Number
 //      Revision
 //
-[assembly: AssemblyVersion("1.6.1.0")]
-[assembly: AssemblyFileVersion("1.6.1.0")]
+[assembly: AssemblyVersion("1.6.2.0")]
+[assembly: AssemblyFileVersion("1.6.2.0")]
 [assembly: InternalsVisibleTo("Aliyun.Net.Credentials.UnitTests")]
diff --git a/aliyun-net-sdk-core/aliyun-net-sdk-core.vs2017.csproj b/aliyun-net-sdk-core/aliyun-net-sdk-core.vs2017.csproj
index 5cff1b6a4..a77305523 100644
--- a/aliyun-net-sdk-core/aliyun-net-sdk-core.vs2017.csproj
+++ b/aliyun-net-sdk-core/aliyun-net-sdk-core.vs2017.csproj
@@ -3,7 +3,7 @@
   <PropertyGroup>
     <TargetFrameworks>netstandard2.0;net45</TargetFrameworks>
     <RootNamespace>Aliyun.Acs.Core</RootNamespace>
-    <Version>1.6.1</Version>
+    <Version>1.6.2</Version>
     <Authors>Alibaba Cloud</Authors>
     <PackageTags>alibaba aliyun SDK core</PackageTags>
     <Copyright>©2009-2019 Alibaba Cloud</Copyright>