diff --git a/src/R4Mvc.Tools/R4Mvc.Tools.csproj b/src/R4Mvc.Tools/R4Mvc.Tools.csproj
index 0e8e948..99bafb6 100644
--- a/src/R4Mvc.Tools/R4Mvc.Tools.csproj
+++ b/src/R4Mvc.Tools/R4Mvc.Tools.csproj
@@ -52,7 +52,7 @@
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="9.0.8" />
     <PackageReference Include="Microsoft.Extensions.Options.ConfigurationExtensions" Version="9.0.8" />
     <PackageReference Include="System.Memory" Version="4.6.3" />
-    <PackageReference Include="System.Threading.Tasks.Dataflow" Version="9.0.8" />
+    <PackageReference Include="System.Threading.Tasks.Dataflow" Version="9.0.9" />
   </ItemGroup>
 
   <ItemGroup>