diff --git a/src/ServiceComposer.AspNetCore.Testing.Tests/ApiApprovals.Approve_API.verified.txt b/src/ServiceComposer.AspNetCore.Testing.Tests/ApiApprovals.Approve_API.verified.txt
index f7ad6cf..ac1395a 100644
--- a/src/ServiceComposer.AspNetCore.Testing.Tests/ApiApprovals.Approve_API.verified.txt
+++ b/src/ServiceComposer.AspNetCore.Testing.Tests/ApiApprovals.Approve_API.verified.txt
@@ -14,6 +14,7 @@
         public SelfContainedWebApplicationFactoryWithWebHost(System.Action<Microsoft.Extensions.DependencyInjection.IServiceCollection> configureServices, System.Action<Microsoft.AspNetCore.Builder.IApplicationBuilder> configure) { }
         public SelfContainedWebApplicationFactoryWithWebHost(System.Action<Microsoft.AspNetCore.Hosting.WebHostBuilderContext, Microsoft.Extensions.DependencyInjection.IServiceCollection> configureServices, System.Action<Microsoft.AspNetCore.Hosting.WebHostBuilderContext, Microsoft.AspNetCore.Builder.IApplicationBuilder> configure) { }
         public System.Action<Microsoft.AspNetCore.Hosting.IWebHostBuilder> BuilderCustomization { get; set; }
+        public string Environment { get; set; }
         protected override void ConfigureWebHost(Microsoft.AspNetCore.Hosting.IWebHostBuilder builder) { }
         protected override Microsoft.Extensions.Hosting.IHostBuilder CreateHostBuilder() { }
     }
@@ -22,6 +23,7 @@
     {
         public WebApplicationFactoryWithWebHost() { }
         public System.Action<Microsoft.AspNetCore.Hosting.IWebHostBuilder> BuilderCustomization { get; set; }
+        public string Environment { get; set; }
         protected override void ConfigureWebHost(Microsoft.AspNetCore.Hosting.IWebHostBuilder builder) { }
         protected override Microsoft.Extensions.Hosting.IHostBuilder CreateHostBuilder() { }
     }
diff --git a/src/ServiceComposer.AspNetCore.Testing/SelfContainedWebApplicationFactoryWithWebHost.cs b/src/ServiceComposer.AspNetCore.Testing/SelfContainedWebApplicationFactoryWithWebHost.cs
index 6b33753..db584a9 100644
--- a/src/ServiceComposer.AspNetCore.Testing/SelfContainedWebApplicationFactoryWithWebHost.cs
+++ b/src/ServiceComposer.AspNetCore.Testing/SelfContainedWebApplicationFactoryWithWebHost.cs
@@ -24,6 +24,7 @@ public class SelfContainedWebApplicationFactoryWithWebHost<TEntryPoint> :
         readonly Action<WebHostBuilderContext, IServiceCollection> _configureServicesWithWebHostBuilderContext;
         readonly Action<WebHostBuilderContext, IApplicationBuilder> _configureWithWebHostBuilderContext;
 
+        public string Environment { get; set; } = Environments.Development;
         public Action<IWebHostBuilder> BuilderCustomization { get; set; }
 
         public SelfContainedWebApplicationFactoryWithWebHost(Action<IServiceCollection> configureServices, Action<IApplicationBuilder> configure)
@@ -41,6 +42,7 @@ public SelfContainedWebApplicationFactoryWithWebHost(Action<WebHostBuilderContex
         protected override IHostBuilder CreateHostBuilder()
         {
             return Host.CreateDefaultBuilder(Array.Empty<string>())
+                .UseEnvironment(Environment)
                 .ConfigureWebHostDefaults(webBuilder =>
                 {
                     if (_configureServices != null)
diff --git a/src/ServiceComposer.AspNetCore.Testing/WebApplicationFactoryWithWebHost.cs b/src/ServiceComposer.AspNetCore.Testing/WebApplicationFactoryWithWebHost.cs
index da39ed8..3cbc9a8 100644
--- a/src/ServiceComposer.AspNetCore.Testing/WebApplicationFactoryWithWebHost.cs
+++ b/src/ServiceComposer.AspNetCore.Testing/WebApplicationFactoryWithWebHost.cs
@@ -9,11 +9,13 @@ public class WebApplicationFactoryWithWebHost<TStartup> :
         WebApplicationFactory<TStartup>
         where TStartup : class
     {
+        public string Environment { get; set; } = Environments.Development;
         public Action<IWebHostBuilder> BuilderCustomization { get; set; }
 
         protected override IHostBuilder CreateHostBuilder()
         {
             return Host.CreateDefaultBuilder(Array.Empty<string>())
+                .UseEnvironment(Environment)
                 .ConfigureWebHostDefaults(webBuilder =>
                 {
                     webBuilder.UseStartup<TStartup>();