diff --git a/aspire/voice-agent-csharp.ServiceDefaults/voice-agent-csharp.ServiceDefaults.csproj b/aspire/voice-agent-csharp.ServiceDefaults/voice-agent-csharp.ServiceDefaults.csproj
index f20679d..369c40b 100644
--- a/aspire/voice-agent-csharp.ServiceDefaults/voice-agent-csharp.ServiceDefaults.csproj
+++ b/aspire/voice-agent-csharp.ServiceDefaults/voice-agent-csharp.ServiceDefaults.csproj
@@ -12,7 +12,7 @@
 
     <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="10.0.0" />
     <PackageReference Include="Microsoft.Extensions.ServiceDiscovery" Version="10.0.0" />
-    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.13.1" />
+    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.15.2" />
     <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.13.1" />
     <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.13.0" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.13.0" />