diff --git a/docs/generators/aspnetcore.md b/docs/generators/aspnetcore.md
index 8117be0c67ea..c014b0793ed3 100644
--- a/docs/generators/aspnetcore.md
+++ b/docs/generators/aspnetcore.md
@@ -18,7 +18,7 @@ sidebar_label: aspnetcore
 |modelClassModifier|Model Class Modifier can be nothing or partial| |partial|
 |newtonsoftVersion|Version for Microsoft.AspNetCore.Mvc.NewtonsoftJson for ASP.NET Core 3.0+| |3.0.0|
 |operationIsAsync|Set methods to async or sync (default).| |false|
-|operationModifier|Operation Modifier can be virtual, abstract or partial| |virtual|
+|operationModifier|Operation Modifier can be virtual or abstract| |virtual|
 |operationResultTask|Set methods result to Task<>.| |false|
 |packageAuthors|Specifies Authors property in the .NET Core project file.| |OpenAPI|
 |packageCopyright|Specifies an AssemblyCopyright for the .NET Framework global assembly attributes stored in the AssemblyInfo file.| |No Copyright|
diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AspNetCoreServerCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AspNetCoreServerCodegen.java
index 1350dfc19b1d..8e94fd79c1eb 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AspNetCoreServerCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AspNetCoreServerCodegen.java
@@ -70,7 +70,7 @@ public class AspNetCoreServerCodegen extends AbstractCSharpCodegen {
     protected CliOption swashbuckleVersion = new CliOption(SWASHBUCKLE_VERSION, "Swashbuckle version: 3.0.0, 4.0.0, 5.0.0");
     protected CliOption aspnetCoreVersion = new CliOption(ASPNET_CORE_VERSION, "ASP.NET Core version: 3.1, 3.0, 2.2, 2.1, 2.0 (deprecated)");
     private CliOption classModifier = new CliOption(CLASS_MODIFIER, "Class Modifier can be empty, abstract");
-    private CliOption operationModifier = new CliOption(OPERATION_MODIFIER, "Operation Modifier can be virtual, abstract or partial");
+    private CliOption operationModifier = new CliOption(OPERATION_MODIFIER, "Operation Modifier can be virtual or abstract");
     private CliOption modelClassModifier = new CliOption(MODEL_CLASS_MODIFIER, "Model Class Modifier can be nothing or partial");
     private boolean generateBody = true;
     private CliOption buildTarget = new CliOption("buildTarget", "Target to build an application or library");
diff --git a/modules/openapi-generator/src/main/resources/aspnetcore/3.0/Program.mustache b/modules/openapi-generator/src/main/resources/aspnetcore/3.0/Program.mustache
index 3689e61e6de9..38cd18fc61f2 100644
--- a/modules/openapi-generator/src/main/resources/aspnetcore/3.0/Program.mustache
+++ b/modules/openapi-generator/src/main/resources/aspnetcore/3.0/Program.mustache
@@ -14,7 +14,7 @@ namespace {{packageName}}
         /// <param name="args"></param>
         public static void Main(string[] args)
         {
-            CreateWebHostBuilder(args).Build().Run();
+            CreateHostBuilder(args).Build().Run();
         }
 
         /// <summary>
@@ -22,7 +22,7 @@ namespace {{packageName}}
         /// </summary>
         /// <param name="args"></param>
         /// <returns>IHostBuilder</returns>
-        public static IHostBuilder CreateWebHostBuilder(string[] args) =>
+        public static IHostBuilder CreateHostBuilder(string[] args) =>
             Host.CreateDefaultBuilder(args)
                 .ConfigureWebHostDefaults(webBuilder =>
                 {
@@ -30,4 +30,4 @@ namespace {{packageName}}
                              .UseUrls("http://0.0.0.0:{{#serverPort}}{{serverPort}}{{/serverPort}}{{^serverPort}}8080{{/serverPort}}/");
                 });
     }
-}
\ No newline at end of file
+}
diff --git a/samples/server/petstore/aspnetcore-3.0/src/Org.OpenAPITools/Program.cs b/samples/server/petstore/aspnetcore-3.0/src/Org.OpenAPITools/Program.cs
index 28b87acf7538..00ed16ed6758 100644
--- a/samples/server/petstore/aspnetcore-3.0/src/Org.OpenAPITools/Program.cs
+++ b/samples/server/petstore/aspnetcore-3.0/src/Org.OpenAPITools/Program.cs
@@ -14,7 +14,7 @@ public class Program
         /// <param name="args"></param>
         public static void Main(string[] args)
         {
-            CreateWebHostBuilder(args).Build().Run();
+            CreateHostBuilder(args).Build().Run();
         }
 
         /// <summary>
@@ -22,7 +22,7 @@ public static void Main(string[] args)
         /// </summary>
         /// <param name="args"></param>
         /// <returns>IHostBuilder</returns>
-        public static IHostBuilder CreateWebHostBuilder(string[] args) =>
+        public static IHostBuilder CreateHostBuilder(string[] args) =>
             Host.CreateDefaultBuilder(args)
                 .ConfigureWebHostDefaults(webBuilder =>
                 {
@@ -30,4 +30,4 @@ public static IHostBuilder CreateWebHostBuilder(string[] args) =>
                              .UseUrls("http://0.0.0.0:8080/");
                 });
     }
-}
\ No newline at end of file
+}
diff --git a/samples/server/petstore/aspnetcore-3.1/src/Org.OpenAPITools/Program.cs b/samples/server/petstore/aspnetcore-3.1/src/Org.OpenAPITools/Program.cs
index 28b87acf7538..00ed16ed6758 100644
--- a/samples/server/petstore/aspnetcore-3.1/src/Org.OpenAPITools/Program.cs
+++ b/samples/server/petstore/aspnetcore-3.1/src/Org.OpenAPITools/Program.cs
@@ -14,7 +14,7 @@ public class Program
         /// <param name="args"></param>
         public static void Main(string[] args)
         {
-            CreateWebHostBuilder(args).Build().Run();
+            CreateHostBuilder(args).Build().Run();
         }
 
         /// <summary>
@@ -22,7 +22,7 @@ public static void Main(string[] args)
         /// </summary>
         /// <param name="args"></param>
         /// <returns>IHostBuilder</returns>
-        public static IHostBuilder CreateWebHostBuilder(string[] args) =>
+        public static IHostBuilder CreateHostBuilder(string[] args) =>
             Host.CreateDefaultBuilder(args)
                 .ConfigureWebHostDefaults(webBuilder =>
                 {
@@ -30,4 +30,4 @@ public static IHostBuilder CreateWebHostBuilder(string[] args) =>
                              .UseUrls("http://0.0.0.0:8080/");
                 });
     }
-}
\ No newline at end of file
+}