diff --git a/QCloudCSharpSDK/COSXMLTests/COSXMLTests.csproj b/QCloudCSharpSDK/COSXMLTests/COSXMLTests.csproj
index b5ab154..566f2e1 100644
--- a/QCloudCSharpSDK/COSXMLTests/COSXMLTests.csproj
+++ b/QCloudCSharpSDK/COSXMLTests/COSXMLTests.csproj
@@ -20,6 +20,6 @@
     <PackageReference Include="nunit" Version="3.11.0" />
     <PackageReference Include="NUnit3TestAdapter" Version="3.11.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.9.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
   </ItemGroup>
 </Project>