diff --git a/Student/Resources/Challenge-08/csharp/MAF.TravelMultiAgentClient/MAF.TravelMultiAgentClient.csproj b/Student/Resources/Challenge-08/csharp/MAF.TravelMultiAgentClient/MAF.TravelMultiAgentClient.csproj
index 1b7ac8f..9ab7031 100644
--- a/Student/Resources/Challenge-08/csharp/MAF.TravelMultiAgentClient/MAF.TravelMultiAgentClient.csproj
+++ b/Student/Resources/Challenge-08/csharp/MAF.TravelMultiAgentClient/MAF.TravelMultiAgentClient.csproj
@@ -20,9 +20,9 @@
     <PackageReference Include="Microsoft.Extensions.Logging" Version="9.0.10" />
     <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="9.0.10" />
     <PackageReference Include="ModelContextProtocol" Version="1.0.0-rc.1" />
-    <PackageReference Include="OpenTelemetry" Version="1.13.0" />
+    <PackageReference Include="OpenTelemetry" Version="1.15.3" />
     <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.13.0" />
-    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.13.0" />
+    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.15.3" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.12.0" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Runtime" Version="1.12.0" />
     <PackageReference Include="Azure.Monitor.OpenTelemetry.Exporter" Version="1.4.0" />