diff --git a/framework/src/Volo.Abp.AspNetCore.Components.WebAssembly.BasicTheme/BasicThemeBundleContributer.cs b/framework/src/Volo.Abp.AspNetCore.Components.WebAssembly.BasicTheme/BasicThemeBundleContributor.cs
similarity index 85%
rename from framework/src/Volo.Abp.AspNetCore.Components.WebAssembly.BasicTheme/BasicThemeBundleContributer.cs
rename to framework/src/Volo.Abp.AspNetCore.Components.WebAssembly.BasicTheme/BasicThemeBundleContributor.cs
index adfdf9d503..edef97eb52 100644
--- a/framework/src/Volo.Abp.AspNetCore.Components.WebAssembly.BasicTheme/BasicThemeBundleContributer.cs
+++ b/framework/src/Volo.Abp.AspNetCore.Components.WebAssembly.BasicTheme/BasicThemeBundleContributor.cs
@@ -2,7 +2,7 @@
 
 namespace Volo.Abp.AspNetCore.Components.WebAssembly.BasicTheme
 {
-    public class BasicThemeBundleContributer : IBundleContributer
+    public class BasicThemeBundleContributor : IBundleContributor
     {
         public void AddScripts(BundleContext context)
         {
diff --git a/framework/src/Volo.Abp.AspNetCore.Components.WebAssembly.Theming/ThemingBundleContributer.cs b/framework/src/Volo.Abp.AspNetCore.Components.WebAssembly.Theming/ThemingBundleContributor.cs
similarity index 92%
rename from framework/src/Volo.Abp.AspNetCore.Components.WebAssembly.Theming/ThemingBundleContributer.cs
rename to framework/src/Volo.Abp.AspNetCore.Components.WebAssembly.Theming/ThemingBundleContributor.cs
index 8476190b59..70382a7dba 100644
--- a/framework/src/Volo.Abp.AspNetCore.Components.WebAssembly.Theming/ThemingBundleContributer.cs
+++ b/framework/src/Volo.Abp.AspNetCore.Components.WebAssembly.Theming/ThemingBundleContributor.cs
@@ -2,7 +2,7 @@
 
 namespace Volo.Abp.AspNetCore.Components.WebAssembly.Theming
 {
-    public class ThemingBundleContributer : IBundleContributer
+    public class ThemingBundleContributor : IBundleContributor
     {
         public void AddScripts(BundleContext context)
         {
diff --git a/framework/src/Volo.Abp.AspNetCore.Components.WebAssembly/Volo/Abp/AspNetCore/Components/WebAssembly/ComponentsWebAssemblyBundleContributer.cs b/framework/src/Volo.Abp.AspNetCore.Components.WebAssembly/Volo/Abp/AspNetCore/Components/WebAssembly/ComponentsWebAssemblyBundleContributor.cs
similarity index 81%
rename from framework/src/Volo.Abp.AspNetCore.Components.WebAssembly/Volo/Abp/AspNetCore/Components/WebAssembly/ComponentsWebAssemblyBundleContributer.cs
rename to framework/src/Volo.Abp.AspNetCore.Components.WebAssembly/Volo/Abp/AspNetCore/Components/WebAssembly/ComponentsWebAssemblyBundleContributor.cs
index 5bab349483..9f05ff24d1 100644
--- a/framework/src/Volo.Abp.AspNetCore.Components.WebAssembly/Volo/Abp/AspNetCore/Components/WebAssembly/ComponentsWebAssemblyBundleContributer.cs
+++ b/framework/src/Volo.Abp.AspNetCore.Components.WebAssembly/Volo/Abp/AspNetCore/Components/WebAssembly/ComponentsWebAssemblyBundleContributor.cs
@@ -2,7 +2,7 @@
 
 namespace Volo.Abp.AspNetCore.Components.WebAssembly
 {
-    public class ComponentsWebAssemblyBundleContributer : IBundleContributer
+    public class ComponentsWebAssemblyBundleContributor : IBundleContributor
     {
         public void AddScripts(BundleContext context)
         {
diff --git a/framework/src/Volo.Abp.BlazoriseUI/BlazoriseUIBundleContributer.cs b/framework/src/Volo.Abp.BlazoriseUI/BlazoriseUIBundleContributor.cs
similarity index 89%
rename from framework/src/Volo.Abp.BlazoriseUI/BlazoriseUIBundleContributer.cs
rename to framework/src/Volo.Abp.BlazoriseUI/BlazoriseUIBundleContributor.cs
index 2a26fe6dec..5dcc51c76a 100644
--- a/framework/src/Volo.Abp.BlazoriseUI/BlazoriseUIBundleContributer.cs
+++ b/framework/src/Volo.Abp.BlazoriseUI/BlazoriseUIBundleContributor.cs
@@ -2,7 +2,7 @@
 
 namespace Volo.Abp.BlazoriseUI
 {
-    public class BlazoriseUIBundleContributer : IBundleContributer
+    public class BlazoriseUIBundleContributor : IBundleContributor
     {
         public void AddScripts(BundleContext context)
         {
diff --git a/framework/src/Volo.Abp.Cli.Core/Volo/Abp/Cli/Bundling/BundlingService.cs b/framework/src/Volo.Abp.Cli.Core/Volo/Abp/Cli/Bundling/BundlingService.cs
index d74f943c34..698b0978c2 100644
--- a/framework/src/Volo.Abp.Cli.Core/Volo/Abp/Cli/Bundling/BundlingService.cs
+++ b/framework/src/Volo.Abp.Cli.Core/Volo/Abp/Cli/Bundling/BundlingService.cs
@@ -161,9 +161,9 @@ namespace Volo.Abp.Cli.Bundling
             return builder.ToString();
         }
 
-        private IBundleContributer CreateContributerInstance(Type bundleContributerType)
+        private IBundleContributor CreateContributerInstance(Type bundleContributerType)
         {
-            return (IBundleContributer) Activator.CreateInstance(bundleContributerType);
+            return (IBundleContributor)Activator.CreateInstance(bundleContributerType);
         }
 
         private void FindBundleContributersRecursively(
diff --git a/framework/src/Volo.Abp.Core/Volo/Abp/Bundling/BundleContext.cs b/framework/src/Volo.Abp.Core/Volo/Abp/Bundling/BundleContext.cs
index e30d6d9b3f..69f6e8d9e9 100644
--- a/framework/src/Volo.Abp.Core/Volo/Abp/Bundling/BundleContext.cs
+++ b/framework/src/Volo.Abp.Core/Volo/Abp/Bundling/BundleContext.cs
@@ -1,5 +1,4 @@
-using System;
-using System.Collections.Generic;
+using System.Collections.Generic;
 
 namespace Volo.Abp.Bundling
 {
@@ -17,9 +16,13 @@ namespace Volo.Abp.Bundling
             var bundleDefinition = new BundleDefinition
             {
                 Source = source,
-                AdditionalProperties = additionalProperties
             };
 
+            if (additionalProperties != null)
+            {
+                bundleDefinition.AdditionalProperties = additionalProperties;
+            }
+
             BundleDefinitions.AddIfNotContains((item) => item.Source == bundleDefinition.Source, () => bundleDefinition);
         }
     }
diff --git a/framework/src/Volo.Abp.Core/Volo/Abp/Bundling/IBundleContributer.cs b/framework/src/Volo.Abp.Core/Volo/Abp/Bundling/IBundleContributor.cs
similarity index 78%
rename from framework/src/Volo.Abp.Core/Volo/Abp/Bundling/IBundleContributer.cs
rename to framework/src/Volo.Abp.Core/Volo/Abp/Bundling/IBundleContributor.cs
index bca0f62eb6..5388070cbd 100644
--- a/framework/src/Volo.Abp.Core/Volo/Abp/Bundling/IBundleContributer.cs
+++ b/framework/src/Volo.Abp.Core/Volo/Abp/Bundling/IBundleContributor.cs
@@ -1,6 +1,6 @@
 namespace Volo.Abp.Bundling
 {
-    public interface IBundleContributer
+    public interface IBundleContributor
     {
         void AddScripts(BundleContext context);
         void AddStyles(BundleContext context);
diff --git a/framework/src/Volo.Abp.Http.Client.IdentityModel.WebAssembly/Volo/Abp/Http/Client/IdentityModel/WebAssembly/IdentityModelWebAssemblyBundleContributer.cs b/framework/src/Volo.Abp.Http.Client.IdentityModel.WebAssembly/Volo/Abp/Http/Client/IdentityModel/WebAssembly/IdentityModelWebAssemblyBundleContributor.cs
similarity index 82%
rename from framework/src/Volo.Abp.Http.Client.IdentityModel.WebAssembly/Volo/Abp/Http/Client/IdentityModel/WebAssembly/IdentityModelWebAssemblyBundleContributer.cs
rename to framework/src/Volo.Abp.Http.Client.IdentityModel.WebAssembly/Volo/Abp/Http/Client/IdentityModel/WebAssembly/IdentityModelWebAssemblyBundleContributor.cs
index cc4cfc3308..7ee8c8108f 100644
--- a/framework/src/Volo.Abp.Http.Client.IdentityModel.WebAssembly/Volo/Abp/Http/Client/IdentityModel/WebAssembly/IdentityModelWebAssemblyBundleContributer.cs
+++ b/framework/src/Volo.Abp.Http.Client.IdentityModel.WebAssembly/Volo/Abp/Http/Client/IdentityModel/WebAssembly/IdentityModelWebAssemblyBundleContributor.cs
@@ -2,7 +2,7 @@
 
 namespace Volo.Abp.Http.Client.IdentityModel.WebAssembly
 {
-    public class IdentityModelWebAssemblyBundleContributer : IBundleContributer
+    public class IdentityModelWebAssemblyBundleContributor : IBundleContributor
     {
         public void AddScripts(BundleContext context)
         {
diff --git a/templates/app/aspnet-core/src/MyCompanyName.MyProjectName.Blazor/MyProjectNameBundleContributer.cs b/templates/app/aspnet-core/src/MyCompanyName.MyProjectName.Blazor/MyProjectNameBundleContributor.cs
similarity index 79%
rename from templates/app/aspnet-core/src/MyCompanyName.MyProjectName.Blazor/MyProjectNameBundleContributer.cs
rename to templates/app/aspnet-core/src/MyCompanyName.MyProjectName.Blazor/MyProjectNameBundleContributor.cs
index f2f904314b..a30dbc8f78 100644
--- a/templates/app/aspnet-core/src/MyCompanyName.MyProjectName.Blazor/MyProjectNameBundleContributer.cs
+++ b/templates/app/aspnet-core/src/MyCompanyName.MyProjectName.Blazor/MyProjectNameBundleContributor.cs
@@ -2,7 +2,7 @@
 
 namespace MyCompanyName.MyProjectName.Blazor
 {
-    public class MyProjectNameBundleContributer : IBundleContributer
+    public class MyProjectNameBundleContributor : IBundleContributor
     {
         public void AddScripts(BundleContext context)
         {