diff --git a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.HttpApi.Host/MyCompanyName.MyProjectName.HttpApi.Host.csproj b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.HttpApi.Host/MyCompanyName.MyProjectName.HttpApi.Host.csproj
index efcb7e857a..6a2ee611da 100644
--- a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.HttpApi.Host/MyCompanyName.MyProjectName.HttpApi.Host.csproj
+++ b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.HttpApi.Host/MyCompanyName.MyProjectName.HttpApi.Host.csproj
@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Serilog.AspNetCore" Version="2.1.1" />
+    <PackageReference Include="Serilog.Extensions.Hosting" Version="3.0.0" />
     <PackageReference Include="Serilog.Sinks.File" Version="4.0.0" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="4.0.1" />
     <PackageReference Include="IdentityServer4.AccessTokenValidation" Version="3.0.0" />
diff --git a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.HttpApi.Host/Program.cs b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.HttpApi.Host/Program.cs
index 639e485a38..31537b2398 100644
--- a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.HttpApi.Host/Program.cs
+++ b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.HttpApi.Host/Program.cs
@@ -1,6 +1,7 @@
 using System;
 using System.IO;
 using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Hosting;
 using Serilog;
 using Serilog.Events;
 
@@ -24,7 +25,7 @@ namespace MyCompanyName.MyProjectName
             try
             {
                 Log.Information("Starting web host.");
-                BuildWebHostInternal(args).Run();
+                CreateHostBuilder(args).Build().Run();
                 return 0;
             }
             catch (Exception ex)
@@ -38,14 +39,13 @@ namespace MyCompanyName.MyProjectName
             }
         }
 
-        public static IWebHost BuildWebHostInternal(string[] args) =>
-            new WebHostBuilder()
-                .UseKestrel()
-                .UseContentRoot(Directory.GetCurrentDirectory())
-                .UseIIS()
-                .UseIISIntegration()
-                .UseStartup<Startup>()
-                .UseSerilog()
-                .Build();
+        internal static IHostBuilder CreateHostBuilder(string[] args) =>
+            Host.CreateDefaultBuilder(args)
+                .ConfigureWebHostDefaults(webBuilder =>
+                {
+                    webBuilder.UseStartup<Startup>();
+                })
+                .UseAutofac()
+                .UseSerilog();
     }
 }
diff --git a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.HttpApi.Host/Startup.cs b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.HttpApi.Host/Startup.cs
index 19fe569013..dc9807e4a0 100644
--- a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.HttpApi.Host/Startup.cs
+++ b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.HttpApi.Host/Startup.cs
@@ -3,20 +3,14 @@ using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
-using Volo.Abp;
 
 namespace MyCompanyName.MyProjectName
 {
     public class Startup
     {
-        public IServiceProvider ConfigureServices(IServiceCollection services)
+        public void ConfigureServices(IServiceCollection services)
         {
-            services.AddApplication<MyProjectNameHttpApiHostModule>(options =>
-            {
-                options.UseAutofac();
-            });
-
-            return services.BuildServiceProviderFromFactory();
+            services.AddApplication<MyProjectNameHttpApiHostModule>();
         }
 
         public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory)
diff --git a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.IdentityServer/MyCompanyName.MyProjectName.IdentityServer.csproj b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.IdentityServer/MyCompanyName.MyProjectName.IdentityServer.csproj
index 5586141e5a..f0431dce74 100644
--- a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.IdentityServer/MyCompanyName.MyProjectName.IdentityServer.csproj
+++ b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.IdentityServer/MyCompanyName.MyProjectName.IdentityServer.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Serilog.AspNetCore" Version="2.1.1" />
+    <PackageReference Include="Serilog.Extensions.Hosting" Version="3.0.0" />
     <PackageReference Include="Serilog.Sinks.File" Version="4.0.0" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="4.0.1" />
     <PackageReference Include="IdentityServer4.AccessTokenValidation" Version="3.0.0" />
diff --git a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.IdentityServer/Program.cs b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.IdentityServer/Program.cs
index 639e485a38..31537b2398 100644
--- a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.IdentityServer/Program.cs
+++ b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.IdentityServer/Program.cs
@@ -1,6 +1,7 @@
 using System;
 using System.IO;
 using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Hosting;
 using Serilog;
 using Serilog.Events;
 
@@ -24,7 +25,7 @@ namespace MyCompanyName.MyProjectName
             try
             {
                 Log.Information("Starting web host.");
-                BuildWebHostInternal(args).Run();
+                CreateHostBuilder(args).Build().Run();
                 return 0;
             }
             catch (Exception ex)
@@ -38,14 +39,13 @@ namespace MyCompanyName.MyProjectName
             }
         }
 
-        public static IWebHost BuildWebHostInternal(string[] args) =>
-            new WebHostBuilder()
-                .UseKestrel()
-                .UseContentRoot(Directory.GetCurrentDirectory())
-                .UseIIS()
-                .UseIISIntegration()
-                .UseStartup<Startup>()
-                .UseSerilog()
-                .Build();
+        internal static IHostBuilder CreateHostBuilder(string[] args) =>
+            Host.CreateDefaultBuilder(args)
+                .ConfigureWebHostDefaults(webBuilder =>
+                {
+                    webBuilder.UseStartup<Startup>();
+                })
+                .UseAutofac()
+                .UseSerilog();
     }
 }
diff --git a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.IdentityServer/Startup.cs b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.IdentityServer/Startup.cs
index ff2a868a60..5efb1ca00d 100644
--- a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.IdentityServer/Startup.cs
+++ b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.IdentityServer/Startup.cs
@@ -3,20 +3,14 @@ using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
-using Volo.Abp;
 
 namespace MyCompanyName.MyProjectName
 {
     public class Startup
     {
-        public IServiceProvider ConfigureServices(IServiceCollection services)
+        public void ConfigureServices(IServiceCollection services)
         {
-            services.AddApplication<MyProjectNameIdentityServerModule>(options =>
-            {
-                options.UseAutofac();
-            });
-
-            return services.BuildServiceProviderFromFactory();
+            services.AddApplication<MyProjectNameIdentityServerModule>();
         }
 
         public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory)
diff --git a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Host/MyCompanyName.MyProjectName.Web.Host.csproj b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Host/MyCompanyName.MyProjectName.Web.Host.csproj
index f98264ed74..4a6578146d 100644
--- a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Host/MyCompanyName.MyProjectName.Web.Host.csproj
+++ b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Host/MyCompanyName.MyProjectName.Web.Host.csproj
@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Serilog.AspNetCore" Version="2.1.1" />
+    <PackageReference Include="Serilog.Extensions.Hosting" Version="3.0.0" />
     <PackageReference Include="Serilog.Sinks.File" Version="4.0.0" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="4.0.1" />
     <PackageReference Include="Microsoft.AspNetCore.Authentication.OpenIdConnect" Version="3.0.0" />
diff --git a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Host/Program.cs b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Host/Program.cs
index 639e485a38..31537b2398 100644
--- a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Host/Program.cs
+++ b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Host/Program.cs
@@ -1,6 +1,7 @@
 using System;
 using System.IO;
 using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Hosting;
 using Serilog;
 using Serilog.Events;
 
@@ -24,7 +25,7 @@ namespace MyCompanyName.MyProjectName
             try
             {
                 Log.Information("Starting web host.");
-                BuildWebHostInternal(args).Run();
+                CreateHostBuilder(args).Build().Run();
                 return 0;
             }
             catch (Exception ex)
@@ -38,14 +39,13 @@ namespace MyCompanyName.MyProjectName
             }
         }
 
-        public static IWebHost BuildWebHostInternal(string[] args) =>
-            new WebHostBuilder()
-                .UseKestrel()
-                .UseContentRoot(Directory.GetCurrentDirectory())
-                .UseIIS()
-                .UseIISIntegration()
-                .UseStartup<Startup>()
-                .UseSerilog()
-                .Build();
+        internal static IHostBuilder CreateHostBuilder(string[] args) =>
+            Host.CreateDefaultBuilder(args)
+                .ConfigureWebHostDefaults(webBuilder =>
+                {
+                    webBuilder.UseStartup<Startup>();
+                })
+                .UseAutofac()
+                .UseSerilog();
     }
 }
diff --git a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Host/Startup.cs b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Host/Startup.cs
index be06102769..1c5ffbe462 100644
--- a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Host/Startup.cs
+++ b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Host/Startup.cs
@@ -1,21 +1,14 @@
-using System;
-using Microsoft.AspNetCore.Builder;
+using Microsoft.AspNetCore.Builder;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
-using Volo.Abp;
 
 namespace MyCompanyName.MyProjectName
 {
     public class Startup
     {
-        public IServiceProvider ConfigureServices(IServiceCollection services)
+        public void ConfigureServices(IServiceCollection services)
         {
-            services.AddApplication<MyProjectNameWebHostModule>(options =>
-            {
-                options.UseAutofac();
-            });
-
-            return services.BuildServiceProviderFromFactory();
+            services.AddApplication<MyProjectNameWebHostModule>();
         }
 
         public void Configure(IApplicationBuilder app, ILoggerFactory loggerFactory)
diff --git a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Unified/MyCompanyName.MyProjectName.Web.Unified.csproj b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Unified/MyCompanyName.MyProjectName.Web.Unified.csproj
index acf0fcb8c3..3c597f160c 100644
--- a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Unified/MyCompanyName.MyProjectName.Web.Unified.csproj
+++ b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Unified/MyCompanyName.MyProjectName.Web.Unified.csproj
@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Serilog.AspNetCore" Version="2.1.1" />
+    <PackageReference Include="Serilog.Extensions.Hosting" Version="3.0.0" />
     <PackageReference Include="Serilog.Sinks.File" Version="4.0.0" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="4.0.1" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="3.0.0" />
diff --git a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Unified/MyProjectNameWebUnifiedModule.cs b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Unified/MyProjectNameWebUnifiedModule.cs
index 004c00d3c1..ccfc845eaf 100644
--- a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Unified/MyProjectNameWebUnifiedModule.cs
+++ b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Unified/MyProjectNameWebUnifiedModule.cs
@@ -1,6 +1,5 @@
 using System.IO;
 using Microsoft.AspNetCore.Builder;
-using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
 using MyCompanyName.MyProjectName.EntityFrameworkCore;
diff --git a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Unified/Program.cs b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Unified/Program.cs
index c1e595c693..e196a31cb4 100644
--- a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Unified/Program.cs
+++ b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Unified/Program.cs
@@ -1,6 +1,7 @@
 using System;
 using System.IO;
 using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Hosting;
 using Serilog;
 using Serilog.Events;
 
@@ -20,7 +21,7 @@ namespace MyCompanyName.MyProjectName
             try
             {
                 Log.Information("Starting web host.");
-                BuildWebHostInternal(args).Run();
+                CreateHostBuilder(args).Build().Run();
                 return 0;
             }
             catch (Exception ex)
@@ -34,14 +35,13 @@ namespace MyCompanyName.MyProjectName
             }
         }
 
-        public static IWebHost BuildWebHostInternal(string[] args) =>
-            new WebHostBuilder()
-                .UseKestrel()
-                .UseContentRoot(Directory.GetCurrentDirectory())
-                .UseIIS()
-                .UseIISIntegration()
-                .UseStartup<Startup>()
-                .UseSerilog()
-                .Build();
+        internal static IHostBuilder CreateHostBuilder(string[] args) =>
+            Host.CreateDefaultBuilder(args)
+                .ConfigureWebHostDefaults(webBuilder =>
+                {
+                    webBuilder.UseStartup<Startup>();
+                })
+                .UseAutofac()
+                .UseSerilog();
     }
 }
diff --git a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Unified/Startup.cs b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Unified/Startup.cs
index 0dbb22e4e6..e052534eb7 100644
--- a/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Unified/Startup.cs
+++ b/templates/module/aspnet-core/host/MyCompanyName.MyProjectName.Web.Unified/Startup.cs
@@ -1,22 +1,15 @@
-using System;
-using Microsoft.AspNetCore.Builder;
+using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
-using Volo.Abp;
 
 namespace MyCompanyName.MyProjectName
 {
     public class Startup
     {
-        public IServiceProvider ConfigureServices(IServiceCollection services)
+        public void ConfigureServices(IServiceCollection services)
         {
-            services.AddApplication<MyProjectNameWebUnifiedModule>(options =>
-            {
-                options.UseAutofac();
-            });
-
-            return services.BuildServiceProviderFromFactory();
+            services.AddApplication<MyProjectNameWebUnifiedModule>();
         }
 
         public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory)