diff --git a/docs/extensibility/snippets/MailDevResource/MailDevResource.ServiceDefaults/MailDevResource.ServiceDefaults.csproj b/docs/extensibility/snippets/MailDevResource/MailDevResource.ServiceDefaults/MailDevResource.ServiceDefaults.csproj
index 2bcf45151b..a1ca3ecb1a 100644
--- a/docs/extensibility/snippets/MailDevResource/MailDevResource.ServiceDefaults/MailDevResource.ServiceDefaults.csproj
+++ b/docs/extensibility/snippets/MailDevResource/MailDevResource.ServiceDefaults/MailDevResource.ServiceDefaults.csproj
@@ -11,7 +11,7 @@
     <FrameworkReference Include="Microsoft.AspNetCore.App" />
 
     <PackageReference Include="Microsoft.Extensions.Http.Resilience" Version="9.8.0" />
-    <PackageReference Include="Microsoft.Extensions.ServiceDiscovery" Version="9.4.1" />
+    <PackageReference Include="Microsoft.Extensions.ServiceDiscovery" Version="9.4.2" />
     <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.12.0" />
     <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.12.0" />
     <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.12.0" />