diff --git a/Directory.Packages.props b/Directory.Packages.props
index 22036361..f2438e3a 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -136,7 +136,7 @@
          2.9.0 is still 2.x so Swashbuckle's Models namespace stays compatible — do NOT take
          Microsoft.OpenApi 3.x while Swashbuckle 10.x asks for the 2.x surface.
          Also forced in Api.Tests over WireMock.Net.OpenApiParser's 2.4.1. -->
-    <PackageVersion Include="Microsoft.OpenApi" Version="2.12.2" />
+    <PackageVersion Include="Microsoft.OpenApi" Version="2.13.0" />
   </ItemGroup>
 
   <!-- Security-pinned floors over vulnerable transitives -->
@@ -167,8 +167,8 @@
     <!-- CommandAppTester left Spectre.Console.Testing when the CLI split into its own
          package; the test harness needs this alongside the plain console test helpers. -->
     <PackageVersion Include="Spectre.Console.Cli.Testing" Version="0.55.0" />
-    <PackageVersion Include="ModelContextProtocol" Version="2.2.0" />
-    <PackageVersion Include="ModelContextProtocol.Core" Version="2.2.0" />
+    <PackageVersion Include="ModelContextProtocol" Version="2.3.0" />
+    <PackageVersion Include="ModelContextProtocol.Core" Version="2.3.0" />
     <PackageVersion Include="Microsoft.Agents.AI" Version="1.25.0" />
     <PackageVersion Include="Microsoft.Extensions.AI" Version="10.11.0" />
     <PackageVersion Include="Microsoft.Extensions.AI.Abstractions" Version="10.10.0" />
diff --git a/src/NodePilot.Scheduler/NodePilot.Scheduler.csproj b/src/NodePilot.Scheduler/NodePilot.Scheduler.csproj
index d5a53526..31864440 100644
--- a/src/NodePilot.Scheduler/NodePilot.Scheduler.csproj
+++ b/src/NodePilot.Scheduler/NodePilot.Scheduler.csproj
@@ -7,6 +7,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="ModelContextProtocol.Core" />
     <PackageReference Include="Quartz" />
     <PackageReference Include="Quartz.Extensions.Hosting" />
     <PackageReference Include="Microsoft.Data.SqlClient" />