diff --git a/Benchmarks/Benchmarks.csproj b/Benchmarks/Benchmarks.csproj
index c98e99f..65c8d53 100644
--- a/Benchmarks/Benchmarks.csproj
+++ b/Benchmarks/Benchmarks.csproj
@@ -8,7 +8,7 @@
   <ItemGroup>
     <PackageReference Include="BenchmarkDotNet" Version="0.13.10" />
     <PackageReference Include="CsvHelper" Version="30.0.1" />
-    <PackageReference Include="MessagePack" Version="2.5.129" />
+    <PackageReference Include="MessagePack" Version="2.5.187" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageReference Include="RecordParser" Version="2.1.0" />
     <PackageReference Include="Utf8Json" Version="1.3.7" />