diff --git a/src/ServiceModel/ServiceModel.Proxies/DependencyInjection/ServiceModelProxyBuilderExtensions.cs b/src/ServiceModel/ServiceModel.Proxies/DependencyInjection/ServiceModelProxyBuilderExtensions.cs
index f2cb779..341ae00 100644
--- a/src/ServiceModel/ServiceModel.Proxies/DependencyInjection/ServiceModelProxyBuilderExtensions.cs
+++ b/src/ServiceModel/ServiceModel.Proxies/DependencyInjection/ServiceModelProxyBuilderExtensions.cs
@@ -17,6 +17,23 @@ namespace Microsoft.Extensions.DependencyInjection
     /// </summary>
     public static class ServiceModelProxyBuilderExtensions
     {
+        /// <summary>
+        /// Configures the <see cref="IServiceModelProxyBuilder" /> by customizing the <see cref="ServiceModelProxyOptions"/> used when creating the proxy.
+        /// </summary>
+        /// <param name="builder">The <see cref="IServiceModelProxyBuilder"/>.</param>
+        /// <param name="configuration">A delegate to be used to configure the <see cref="ServiceModelProxyOptions"/>.</param>
+        /// <returns>An instance of <see cref="IServiceModelProxyBuilder"/>.</returns>
+        public static IServiceModelProxyBuilder Configure(this IServiceModelProxyBuilder builder, Action<ServiceModelProxyOptions> configuration)
+        {
+            _ = builder ?? throw new ArgumentNullException(nameof(builder));
+
+            _ = configuration ?? throw new ArgumentNullException(nameof(configuration));
+
+            builder.Services.Configure(builder.Name, configuration);
+
+            return builder;
+        }
+
         /// <summary>
         /// Configures the <see cref="IServiceModelProxyBuilder" /> to customize the <see cref="ServiceEndpoint" /> when creating the proxy.
         /// </summary>
@@ -29,9 +46,7 @@ public static IServiceModelProxyBuilder ConfigureServiceEndpoint(this IServiceMo
 
             _ = configuration ?? throw new ArgumentNullException(nameof(configuration));
 
-            builder.Services.Configure<ServiceModelProxyOptions>(builder.Name, options => options.EndpointConfigurations.Add(configuration));
-
-            return builder;
+            return Configure(builder, options => options.EndpointConfigurations.Add(configuration));
         }
 
         /// <summary>
@@ -46,9 +61,7 @@ public static IServiceModelProxyBuilder SetBinding(this IServiceModelProxyBuilde
 
             _ = binding ?? throw new ArgumentNullException(nameof(binding));
 
-            builder.Services.Configure<ServiceModelProxyOptions>(builder.Name, options => options.BindingFactory = _ => binding);
-
-            return builder;
+            return Configure(builder, options => options.BindingFactory = _ => binding);
         }
 
         /// <summary>
@@ -63,9 +76,7 @@ public static IServiceModelProxyBuilder SetEndpointAddress(this IServiceModelPro
 
             _ = endpoint ?? throw new ArgumentNullException(nameof(endpoint));
 
-            builder.Services.Configure<ServiceModelProxyOptions>(builder.Name, options => options.EndpointAddressFactory = _ => new EndpointAddress(endpoint.ToString()));
-
-            return builder;
+            return Configure(builder, options => options.EndpointAddressFactory = _ => new EndpointAddress(endpoint.ToString()));
         }
 
         /// <summary>
diff --git a/tests/Tests.ServiceModel.Proxies/DependencyInjection/ServiceModelProxyBuilderExtensionsTests.cs b/tests/Tests.ServiceModel.Proxies/DependencyInjection/ServiceModelProxyBuilderExtensionsTests.cs
index b0c470c..3df20e5 100644
--- a/tests/Tests.ServiceModel.Proxies/DependencyInjection/ServiceModelProxyBuilderExtensionsTests.cs
+++ b/tests/Tests.ServiceModel.Proxies/DependencyInjection/ServiceModelProxyBuilderExtensionsTests.cs
@@ -9,6 +9,7 @@
 using InsightArchitectures.Utilities.ServiceModel.Behaviors;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Options;
+using Moq;
 using NUnit.Framework;
 
 namespace Tests.DependencyInjection
@@ -112,6 +113,21 @@ public void ConfigureServiceEndpoint_registers_customization(IServiceModelProxyB
             Assert.That(options.EndpointConfigurations, Contains.Item(configuration));
         }
 
+        [Test, CustomAutoData]
+        public void Configure_is_guarded_against_nulls(GuardClauseAssertion assertion) => assertion.Verify(typeof (ServiceModelProxyBuilderExtensions).GetMethod(nameof(ServiceModelProxyBuilderExtensions.Configure)));
+
+        [Test, CustomAutoData]
+        public void Configure_registers_configuration(IServiceModelProxyBuilder builder, Action<ServiceModelProxyOptions> configuration)
+        {
+            builder.Configure(configuration);
+
+            var sp = builder.Services.BuildServiceProvider();
+
+            var options = sp.GetRequiredService<IOptionsMonitor<ServiceModelProxyOptions>>().Get(builder.Name);
+
+            Mock.Get(configuration).Verify(p => p(options));
+        }
+
         [Test]
         [CustomInlineAutoData(3, new[] { typeof(ITestClient), typeof(ITestService), typeof(TestChannelFactoryProxyWrapper) })]
         [CustomInlineAutoData(4, new[] { typeof(ITestClient), typeof(ITestService), typeof(TestClient), typeof(TestClientBaseProxyWrapper) })]