diff --git a/src/Cnblogs.DashScope.Core/Cnblogs.DashScope.Core.csproj b/src/Cnblogs.DashScope.Core/Cnblogs.DashScope.Core.csproj
index f337ae6..ab2963f 100644
--- a/src/Cnblogs.DashScope.Core/Cnblogs.DashScope.Core.csproj
+++ b/src/Cnblogs.DashScope.Core/Cnblogs.DashScope.Core.csproj
@@ -13,7 +13,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.DeepDev.TokenizerLib" Version="1.3.3" />
-    <PackageReference Include="System.Text.Json" Version="8.0.5" />
+    <PackageReference Include="System.Text.Json" Version="9.0.9" />
   </ItemGroup>
 
 </Project>