diff --git a/Directory.Packages.props b/Directory.Packages.props
index b3e94cc..af5b044 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -94,8 +94,8 @@
     <PackageVersion Include="ANcpLua.Roslyn.Utilities.Testing" Version="1.18.3"/>
     <!-- Roslyn (for qyl.analyzers) -->
     <!-- Microsoft.Agents.AI (preview) -->
-    <PackageVersion Include="Microsoft.Agents.AI" Version="1.0.0-preview.251204.1" />
-    <PackageVersion Include="Microsoft.Agents.AI.Abstractions" Version="1.0.0-preview.251204.1" />
+    <PackageVersion Include="Microsoft.Agents.AI" Version="1.0.0-preview.260121.1" />
+    <PackageVersion Include="Microsoft.Agents.AI.Abstractions" Version="1.0.0-preview.260121.1" />
     <PackageVersion Include="Microsoft.Agents.AI.Hosting" Version="1.0.0-preview.251204.1" />
     <PackageVersion Include="Microsoft.Agents.AI.A2A" Version="1.0.0-preview.251204.1" />
     <PackageVersion Include="Microsoft.Agents.AI.Hosting.A2A" Version="1.0.0-preview.251204.1" />
@@ -103,7 +103,7 @@
     <PackageVersion Include="Microsoft.Agents.AI.DevUI" Version="1.0.0-preview.251204.1" />
     <PackageVersion Include="Microsoft.Agents.AI.Hosting.OpenAI" Version="1.0.0-alpha.251204.1" />
     <PackageVersion Include="Microsoft.Agents.AI.Workflows" Version="1.0.0-preview.251204.1" />
-    <PackageVersion Include="Microsoft.Agents.AI.OpenAI" Version="1.0.0-preview.251204.1" />
+    <PackageVersion Include="Microsoft.Agents.AI.OpenAI" Version="1.0.0-preview.260121.1" />
     <PackageVersion Include="Microsoft.Agents.Authentication.Msal" Version="1.3.176" />
     <PackageVersion Include="Microsoft.Agents.Storage.Blobs" Version="1.3.176" />
     <!-- MCP & AI Clients -->