diff --git a/src/04.CloudNativeRAG/Phi3DotNETAspire/Phi3.Aspire.ServiceDefaults/Phi3.Aspire.ServiceDefaults.csproj b/src/04.CloudNativeRAG/Phi3DotNETAspire/Phi3.Aspire.ServiceDefaults/Phi3.Aspire.ServiceDefaults.csproj
index 5e8a2cb..d9b5013 100644
--- a/src/04.CloudNativeRAG/Phi3DotNETAspire/Phi3.Aspire.ServiceDefaults/Phi3.Aspire.ServiceDefaults.csproj
+++ b/src/04.CloudNativeRAG/Phi3DotNETAspire/Phi3.Aspire.ServiceDefaults/Phi3.Aspire.ServiceDefaults.csproj
@@ -12,7 +12,7 @@
 
     <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="8.3.0" />
     <PackageReference Include="Microsoft.Extensions.ServiceDiscovery" Version="8.0.2" />
-    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.8.1" />
+    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.15.3" />
     <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.8.1" />
     <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.8.1" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.8.1" />