diff --git a/service_container/configurators.rst b/service_container/configurators.rst
index 1ade37244c3..7cf3f4e09c5 100644
--- a/service_container/configurators.rst
+++ b/service_container/configurators.rst
@@ -181,10 +181,10 @@ all the classes are already loaded as services. All you need to do is specify th
             // override the services to set the configurator
             // In versions earlier to Symfony 5.1 the service() function was called ref()
             $services->set(NewsletterManager::class)
-                ->configurator(service(EmailConfigurator::class), 'configure');
+                ->configurator([service(EmailConfigurator::class), 'configure']);
 
             $services->set(GreetingCardManager::class)
-                ->configurator(service(EmailConfigurator::class), 'configure');
+                ->configurator([service(EmailConfigurator::class), 'configure']);
         };
 
 .. _configurators-invokable: