diff --git a/reference-architectures/app/api/csharp/microsoft-agent-framework/Caira.Api.MicrosoftAgentFramework.csproj b/reference-architectures/app/api/csharp/microsoft-agent-framework/Caira.Api.MicrosoftAgentFramework.csproj
index cb1f18ba..3d82cfc5 100644
--- a/reference-architectures/app/api/csharp/microsoft-agent-framework/Caira.Api.MicrosoftAgentFramework.csproj
+++ b/reference-architectures/app/api/csharp/microsoft-agent-framework/Caira.Api.MicrosoftAgentFramework.csproj
@@ -12,7 +12,7 @@
     <PackageReference Include="Azure.Monitor.OpenTelemetry.AspNetCore" Version="1.5.0" />
     <PackageReference Include="Azure.AI.OpenAI" Version="2.8.0-beta.1" />
     <PackageReference Include="Microsoft.Extensions.AI.OpenAI" Version="10.7.0" />
-    <PackageReference Include="Microsoft.Agents.AI.OpenAI" Version="1.9.0" />
+    <PackageReference Include="Microsoft.Agents.AI.OpenAI" Version="1.13.0" />
     <PackageReference Include="Microsoft.Agents.AI.Workflows" Version="1.9.0" />
     <PackageReference Include="Microsoft.IdentityModel.Protocols.OpenIdConnect" Version="8.19.1" />
     <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.15.3" />