diff --git a/Directory.Packages.props b/Directory.Packages.props
index b792e3c946..c9aee98d1d 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -18,7 +18,7 @@
     <PackageVersion Include="FsCheck" Version="3.3.3" />
     <PackageVersion Include="FSharp.Core" Version="10.1.301" />
     <PackageVersion Include="Humanizer" Version="3.0.10" />
-    <PackageVersion Include="MessagePack" Version="3.1.7" />
+    <PackageVersion Include="MessagePack" Version="3.1.8" />
     <PackageVersion Include="Microsoft.AspNetCore.Mvc.Testing" Version="10.0.9" />
     <PackageVersion Include="Microsoft.AspNetCore.OpenApi" Version="10.0.9" />
     <PackageVersion Include="Microsoft.AspNetCore.TestHost" Version="10.0.9" />