diff --git a/src/Nybus.Legacy.NetExtensions.Adapters.MassTransit/NybusLegacyMassTransitServiceCollectionExtensions.cs b/src/Nybus.Legacy.NetExtensions.Adapters.MassTransit/NybusLegacyMassTransitServiceCollectionExtensions.cs
index 7742bc5..39ffad1 100644
--- a/src/Nybus.Legacy.NetExtensions.Adapters.MassTransit/NybusLegacyMassTransitServiceCollectionExtensions.cs
+++ b/src/Nybus.Legacy.NetExtensions.Adapters.MassTransit/NybusLegacyMassTransitServiceCollectionExtensions.cs
@@ -6,7 +6,7 @@ namespace Nybus
 {
     public static class NybusLegacyMassTransitServiceCollectionExtensions
     {
-        public static IServiceCollection AddNybusWithMassTransit(this IServiceCollection services, NybusLegacyConfiguration configuration)
+        public static IServiceCollection AddNybusLegacyWithMassTransit(this IServiceCollection services, NybusLegacyConfiguration configuration)
         {
             services.AddNybusLegacy(configuration.NybusConfigurator, configuration.SubscriptionsConfigurator);
 
diff --git a/tests/Tests.Nybus.Legacy.NetExtensions.Adapters.MassTransit/NybusLegacyMassTransitServiceCollectionExtensionsTests.cs b/tests/Tests.Nybus.Legacy.NetExtensions.Adapters.MassTransit/NybusLegacyMassTransitServiceCollectionExtensionsTests.cs
index 9ee1c7c..3c67e21 100644
--- a/tests/Tests.Nybus.Legacy.NetExtensions.Adapters.MassTransit/NybusLegacyMassTransitServiceCollectionExtensionsTests.cs
+++ b/tests/Tests.Nybus.Legacy.NetExtensions.Adapters.MassTransit/NybusLegacyMassTransitServiceCollectionExtensionsTests.cs
@@ -10,25 +10,25 @@ namespace Tests
     public class NybusLegacyMassTransitServiceCollectionExtensionsTests
     {
         [Test, AutoMoqData]
-        public void AddNybusWithMassTransit_registers_MassTransitOptions(IServiceCollection services, NybusLegacyConfiguration configuration)
+        public void AddNybusLegacyWithMassTransit_registers_MassTransitOptions(IServiceCollection services, NybusLegacyConfiguration configuration)
         {
-            services.AddNybusWithMassTransit(configuration);
+            services.AddNybusLegacyWithMassTransit(configuration);
 
             Mock.Get(services).Verify(p => p.Add(It.Is<ServiceDescriptor>(sd => sd.For<MassTransitOptions>())));
         }
 
         [Test, AutoMoqData]
-        public void AddNybusWithMassTransit_registers_BusEngine(IServiceCollection services, NybusLegacyConfiguration configuration)
+        public void AddNybusLegacyWithMassTransit_registers_BusEngine(IServiceCollection services, NybusLegacyConfiguration configuration)
         {
-            services.AddNybusWithMassTransit(configuration);
+            services.AddNybusLegacyWithMassTransit(configuration);
 
             Mock.Get(services).Verify(p => p.Add(It.Is<ServiceDescriptor>(sd => sd.For<IBusEngine>())));
         }
 
         [Test, AutoMoqData]
-        public void AddNybusWithMassTransit_registers_MassTransitConnectionDescriptor(IServiceCollection services, NybusLegacyConfiguration configuration)
+        public void AddNybusLegacyWithMassTransit_registers_MassTransitConnectionDescriptor(IServiceCollection services, NybusLegacyConfiguration configuration)
         {
-            services.AddNybusWithMassTransit(configuration);
+            services.AddNybusLegacyWithMassTransit(configuration);
 
             Mock.Get(services).Verify(p => p.Add(It.Is<ServiceDescriptor>(sd => sd.For<MassTransitConnectionDescriptor>())));
         }
diff --git a/tests/Tests.Nybus.Legacy.NetExtensions.Adapters.MassTransit/NybusLegacyServiceCollectionExtensionsIntegrationTests.cs b/tests/Tests.Nybus.Legacy.NetExtensions.Adapters.MassTransit/NybusLegacyServiceCollectionExtensionsIntegrationTests.cs
index 1c2ef57..3a61506 100644
--- a/tests/Tests.Nybus.Legacy.NetExtensions.Adapters.MassTransit/NybusLegacyServiceCollectionExtensionsIntegrationTests.cs
+++ b/tests/Tests.Nybus.Legacy.NetExtensions.Adapters.MassTransit/NybusLegacyServiceCollectionExtensionsIntegrationTests.cs
@@ -1,8 +1,10 @@
 using AutoFixture.NUnit3;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
+using Moq;
 using NUnit.Framework;
 using Nybus;
+using Nybus.Configuration;
 
 namespace Tests
 {
@@ -16,7 +18,7 @@ public void Bus_can_be_built([Frozen] string connectionStringName, IConfiguratio
 
             services.AddLogging();
 
-            services.AddNybusWithMassTransit(nybusConfiguration);
+            services.AddNybusLegacyWithMassTransit(nybusConfiguration);
 
             var serviceProvider = services.BuildServiceProvider();
 
@@ -24,5 +26,53 @@ public void Bus_can_be_built([Frozen] string connectionStringName, IConfiguratio
 
             Assert.That(bus, Is.Not.Null);
         }
+
+        [Test, AutoMoqData]
+        public void SubscriptionsConfigurator_is_used_when_building_bus([Frozen] string connectionStringName, IConfiguration configuration, ServiceCollection services, NybusLegacyConfiguration nybusConfiguration)
+        {
+            services.AddSingleton(configuration);
+
+            services.AddLogging();
+
+            services.AddNybusLegacyWithMassTransit(nybusConfiguration);
+
+            var serviceProvider = services.BuildServiceProvider();
+
+            var bus = serviceProvider.GetRequiredService<IBus>();
+
+            Mock.Get(nybusConfiguration.SubscriptionsConfigurator).Verify(p => p(It.IsAny<IBusBuilder>()));
+        }
+        
+        [Test, AutoMoqData]
+        public void NybusConfigurator_is_used_when_building_bus([Frozen] string connectionStringName, IConfiguration configuration, ServiceCollection services, NybusLegacyConfiguration nybusConfiguration)
+        {
+            services.AddSingleton(configuration);
+
+            services.AddLogging();
+
+            services.AddNybusLegacyWithMassTransit(nybusConfiguration);
+
+            var serviceProvider = services.BuildServiceProvider();
+
+            var bus = serviceProvider.GetRequiredService<IBus>();
+
+            Mock.Get(nybusConfiguration.NybusConfigurator).Verify(p => p(It.IsAny<NybusOptions>()));
+        }
+
+        [Test, AutoMoqData]
+        public void MassTransitConfigurator_is_used_when_building_bus([Frozen] string connectionStringName, IConfiguration configuration, ServiceCollection services, NybusLegacyConfiguration nybusConfiguration)
+        {
+            services.AddSingleton(configuration);
+
+            services.AddLogging();
+
+            services.AddNybusLegacyWithMassTransit(nybusConfiguration);
+
+            var serviceProvider = services.BuildServiceProvider();
+
+            var bus = serviceProvider.GetRequiredService<IBus>();
+
+            Mock.Get(nybusConfiguration.NybusConfigurator).Verify(p => p(It.IsAny<NybusOptions>()));
+        }
     }
 }
\ No newline at end of file