diff --git a/aspnetcore/fundamentals/configuration/options.md b/aspnetcore/fundamentals/configuration/options.md
index 54e298bcc1..79bd7da127 100644
--- a/aspnetcore/fundamentals/configuration/options.md
+++ b/aspnetcore/fundamentals/configuration/options.md
@@ -266,7 +266,7 @@ services.PostConfigure<MyOptions>("named_options_1", myOptions =>
 Use [PostConfigureAll&lt;TOptions&gt;](/dotnet/api/microsoft.extensions.dependencyinjection.optionsservicecollectionextensions.postconfigureall) to post-configure all named configuration instances:
 
 ```csharp
-services.PostConfigureAll<MyOptions>("named_options_1", myOptions =>
+services.PostConfigureAll<MyOptions>(myOptions =>
 {
     myOptions.Option1 = "post_configured_option1_value";
 });