diff --git a/sdk/monitor/Azure.Monitor.OpenTelemetry.AspNetCore/src/OpenTelemetryBuilderExtensions.cs b/sdk/monitor/Azure.Monitor.OpenTelemetry.AspNetCore/src/OpenTelemetryBuilderExtensions.cs
index fd14995de3c60..629d4041dd724 100644
--- a/sdk/monitor/Azure.Monitor.OpenTelemetry.AspNetCore/src/OpenTelemetryBuilderExtensions.cs
+++ b/sdk/monitor/Azure.Monitor.OpenTelemetry.AspNetCore/src/OpenTelemetryBuilderExtensions.cs
@@ -53,7 +53,7 @@ public static OpenTelemetryBuilder UseAzureMonitor(this OpenTelemetryBuilder bui
         {
             builder.Services.TryAddSingleton<IConfigureOptions<AzureMonitorOptions>,
                         DefaultAzureMonitorOptions>();
-            return builder.UseAzureMonitor(o => o = new AzureMonitorOptions());
+            return builder.UseAzureMonitor(o => { });
         }
 
         /// <summary>