diff --git a/s3-uploader/runtimes/dotnet9_aot_on_provided_al2023/src/LambdaPerf.csproj b/s3-uploader/runtimes/dotnet9_aot_on_provided_al2023/src/LambdaPerf.csproj
index df69af9bd2..f3596b6dda 100644
--- a/s3-uploader/runtimes/dotnet9_aot_on_provided_al2023/src/LambdaPerf.csproj
+++ b/s3-uploader/runtimes/dotnet9_aot_on_provided_al2023/src/LambdaPerf.csproj
@@ -18,7 +18,7 @@
   <ItemGroup>
     <PackageReference Include="Amazon.Lambda.RuntimeSupport" Version="1.14.1" />
     <PackageReference Include="Amazon.Lambda.Core" Version="2.8.0" />
-    <PackageReference Include="Amazon.Lambda.Serialization.SystemTextJson" Version="2.4.4" />
+    <PackageReference Include="Amazon.Lambda.Serialization.SystemTextJson" Version="2.4.5" />
   <PackageReference Include="Microsoft.DotNet.ILCompiler" Version="9.0.11" />
   <PackageReference Include="Microsoft.NET.ILLink.Tasks" Version="9.0.11" />
   </ItemGroup>