diff --git a/benchmarks/csharp/Fory.CSharpBenchmark.csproj b/benchmarks/csharp/Fory.CSharpBenchmark.csproj
index 15bf785763..8ea4bb3c81 100644
--- a/benchmarks/csharp/Fory.CSharpBenchmark.csproj
+++ b/benchmarks/csharp/Fory.CSharpBenchmark.csproj
@@ -28,7 +28,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="MessagePack" Version="2.5.301" />
+    <PackageReference Include="MessagePack" Version="2.5.303" />
     <PackageReference Include="protobuf-net" Version="3.2.56" />
   </ItemGroup>