diff --git a/Examples/Directory.Packages.props b/Examples/Directory.Packages.props
index 8b261e4d..cb840d29 100644
--- a/Examples/Directory.Packages.props
+++ b/Examples/Directory.Packages.props
@@ -50,7 +50,7 @@
 
     <PackageVersion Include="MemoryPack" Version="1.21.4" />
 
-    <PackageVersion Include="Nerdbank.MessagePack" Version="1.2.30" />
+    <PackageVersion Include="Nerdbank.MessagePack" Version="1.3.85" />
 
     <PackageVersion Include="BenchmarkDotNet" Version="0.15.8" />
   </ItemGroup>
diff --git a/Sources/Directory.Packages.props b/Sources/Directory.Packages.props
index 37618c54..f6b3c04d 100644
--- a/Sources/Directory.Packages.props
+++ b/Sources/Directory.Packages.props
@@ -22,7 +22,7 @@
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="8.0.0" />
     <PackageVersion Include="Mono.Reflection" Version="2.0.0" />
     <PackageVersion Include="Moq" Version="4.20.72" />
-    <PackageVersion Include="Nerdbank.MessagePack" Version="1.2.30" />
+    <PackageVersion Include="Nerdbank.MessagePack" Version="1.3.85" />
     <PackageVersion Include="NSwag.AspNetCore" Version="14.7.1" />
     <PackageVersion Include="NUnit" Version="4.6.1" />
     <PackageVersion Include="NUnit3TestAdapter" Version="6.2.0" />