diff --git a/src/ClaudeNest.ServiceDefaults/ClaudeNest.ServiceDefaults.csproj b/src/ClaudeNest.ServiceDefaults/ClaudeNest.ServiceDefaults.csproj
index 1fcb5443..ed2133f8 100644
--- a/src/ClaudeNest.ServiceDefaults/ClaudeNest.ServiceDefaults.csproj
+++ b/src/ClaudeNest.ServiceDefaults/ClaudeNest.ServiceDefaults.csproj
@@ -13,7 +13,7 @@
 
     <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="10.1.0" />
     <PackageReference Include="Microsoft.Extensions.ServiceDiscovery" Version="10.1.0" />
-    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.14.0" />
+    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.15.3" />
     <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.14.0" />
     <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.14.0" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.14.0" />