diff --git a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/ActionEventHandler.cs b/src/Volo.Abp.EventBus/Volo/Abp/EventBus/ActionEventHandler.cs
index 69e834f5b0..32b41ec800 100644
--- a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/ActionEventHandler.cs
+++ b/src/Volo.Abp.EventBus/Volo/Abp/EventBus/ActionEventHandler.cs
@@ -5,11 +5,11 @@ using Volo.Abp.DependencyInjection;
 namespace Volo.Abp.EventBus
 {
     /// <summary>
-    /// This event handler is an adapter to be able to use an action as <see cref="IAsyncEventHandler{TEventData}"/> implementation.
+    /// This event handler is an adapter to be able to use an action as <see cref="IEventHandler{TEvent}"/> implementation.
     /// </summary>
     /// <typeparam name="TEvent">Event type</typeparam>
     internal class ActionEventHandler<TEvent> :
-        IAsyncEventHandler<TEvent>,
+        IEventHandler<TEvent>,
         ITransientDependency
     {
         /// <summary>
diff --git a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/EventBus.cs b/src/Volo.Abp.EventBus/Volo/Abp/EventBus/EventBus.cs
index 629946bf89..8b4fdf345b 100644
--- a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/EventBus.cs
+++ b/src/Volo.Abp.EventBus/Volo/Abp/EventBus/EventBus.cs
@@ -70,7 +70,7 @@ namespace Volo.Abp.EventBus
         }
 
         /// <inheritdoc/>
-        public IDisposable Register<TEvent>(IAsyncEventHandler<TEvent> handler) where TEvent : class
+        public IDisposable Register<TEvent>(IEventHandler<TEvent> handler) where TEvent : class
         {
             return Register(typeof(TEvent), handler);
         }
@@ -133,7 +133,7 @@ namespace Volo.Abp.EventBus
         }
 
         /// <inheritdoc/>
-        public void AsyncUnregister<TEvent>(IAsyncEventHandler<TEvent> handler) where TEvent : class
+        public void AsyncUnregister<TEvent>(IEventHandler<TEvent> handler) where TEvent : class
         {
             Unregister(typeof(TEvent), handler);
         }
@@ -230,7 +230,7 @@ namespace Volo.Abp.EventBus
             {
                 try
                 {
-                    var asyncHandlerType = typeof(IAsyncEventHandler<>).MakeGenericType(eventType);
+                    var asyncHandlerType = typeof(IEventHandler<>).MakeGenericType(eventType);
 
                     var method = asyncHandlerType.GetMethod(
                         "HandleEventAsync",
diff --git a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/IAsyncEventHandler.cs b/src/Volo.Abp.EventBus/Volo/Abp/EventBus/IAsyncEventHandler.cs
deleted file mode 100644
index d5336a578f..0000000000
--- a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/IAsyncEventHandler.cs
+++ /dev/null
@@ -1,17 +0,0 @@
-using System.Threading.Tasks;
-
-namespace Volo.Abp.EventBus
-{
-    /// <summary>
-    /// Defines an interface of a class that handles events asynchrounously of type <see cref="IAsyncEventHandler{TEventData}"/>.
-    /// </summary>
-    /// <typeparam name="TEvent">Event type to handle</typeparam>
-    public interface IAsyncEventHandler<in TEvent> : IEventHandler
-    {
-        /// <summary>
-        /// Handler handles the event by implementing this method.
-        /// </summary>
-        /// <param name="eventData">Event data</param>
-        Task HandleEventAsync(TEvent eventData);
-    }
-}
diff --git a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/IEventBus.cs b/src/Volo.Abp.EventBus/Volo/Abp/EventBus/IEventBus.cs
index 9fc334878d..993b094ee1 100644
--- a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/IEventBus.cs
+++ b/src/Volo.Abp.EventBus/Volo/Abp/EventBus/IEventBus.cs
@@ -23,7 +23,7 @@ namespace Volo.Abp.EventBus
         /// </summary>
         /// <typeparam name="TEvent">Event type</typeparam>
         /// <param name="handler">Object to handle the event</param>
-        IDisposable Register<TEvent>(IAsyncEventHandler<TEvent> handler)
+        IDisposable Register<TEvent>(IEventHandler<TEvent> handler)
             where TEvent : class;
 
         /// <summary>
@@ -73,7 +73,7 @@ namespace Volo.Abp.EventBus
         /// </summary>
         /// <typeparam name="TEvent">Event type</typeparam>
         /// <param name="handler">Handler object that is registered before</param>
-        void AsyncUnregister<TEvent>(IAsyncEventHandler<TEvent> handler) 
+        void AsyncUnregister<TEvent>(IEventHandler<TEvent> handler) 
             where TEvent : class;
 
         /// <summary>
diff --git a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/IEventHandler.cs b/src/Volo.Abp.EventBus/Volo/Abp/EventBus/IEventHandler.cs
index 5c872d5832..ca3993c6bc 100644
--- a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/IEventHandler.cs
+++ b/src/Volo.Abp.EventBus/Volo/Abp/EventBus/IEventHandler.cs
@@ -1,11 +1,26 @@
+using System.Threading.Tasks;
+
 namespace Volo.Abp.EventBus
 {
     /// <summary>
     /// Undirect base interface for all event handlers.
-    /// Implement <see cref="IAsyncEventHandler{TEventData}"/> instead of this one.
+    /// Implement <see cref="IEventHandler{TEvent}"/> instead of this one.
     /// </summary>
     public interface IEventHandler
     {
         
     }
+
+    /// <summary>
+    /// Defines an interface of a class that handles events asynchrounously of type <see cref="IEventHandler{TEvent}"/>.
+    /// </summary>
+    /// <typeparam name="TEvent">Event type to handle</typeparam>
+    public interface IEventHandler<in TEvent> : IEventHandler
+    {
+        /// <summary>
+        /// Handler handles the event by implementing this method.
+        /// </summary>
+        /// <param name="eventData">Event data</param>
+        Task HandleEventAsync(TEvent eventData);
+    }
 }
\ No newline at end of file
diff --git a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/NullEventBus.cs b/src/Volo.Abp.EventBus/Volo/Abp/EventBus/NullEventBus.cs
index f94c85a23f..0edbc06f79 100644
--- a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/NullEventBus.cs
+++ b/src/Volo.Abp.EventBus/Volo/Abp/EventBus/NullEventBus.cs
@@ -17,7 +17,7 @@ namespace Volo.Abp.EventBus
             return NullDisposable.Instance;
         }
 
-        public IDisposable Register<TEvent>(IAsyncEventHandler<TEvent> handler) where TEvent : class
+        public IDisposable Register<TEvent>(IEventHandler<TEvent> handler) where TEvent : class
         {
             return NullDisposable.Instance;
         }
@@ -47,7 +47,7 @@ namespace Volo.Abp.EventBus
             
         }
 
-        public void AsyncUnregister<TEvent>(IAsyncEventHandler<TEvent> handler) where TEvent : class
+        public void AsyncUnregister<TEvent>(IEventHandler<TEvent> handler) where TEvent : class
         {
             
         }
diff --git a/test/Volo.Abp.EventBus.Tests/Volo/Abp/EventBus/EventBus_MultipleHandle_Test.cs b/test/Volo.Abp.EventBus.Tests/Volo/Abp/EventBus/EventBus_MultipleHandle_Test.cs
index 12585902b8..78df6a6b40 100644
--- a/test/Volo.Abp.EventBus.Tests/Volo/Abp/EventBus/EventBus_MultipleHandle_Test.cs
+++ b/test/Volo.Abp.EventBus.Tests/Volo/Abp/EventBus/EventBus_MultipleHandle_Test.cs
@@ -28,8 +28,8 @@ namespace Volo.Abp.EventBus
         }
 
         public class MyEventHandler :
-            IAsyncEventHandler<EntityChangedEventData<MyEntity>>,
-            IAsyncEventHandler<EntityCreatedEventData<MyEntity>>
+            IEventHandler<EntityChangedEventData<MyEntity>>,
+            IEventHandler<EntityCreatedEventData<MyEntity>>
         {
             public int EntityChangedEventCount { get; set; }
             public int EntityCreatedEventCount { get; set; }
diff --git a/test/Volo.Abp.EventBus.Tests/Volo/Abp/EventBus/MySimpleEventDataHandler.cs b/test/Volo.Abp.EventBus.Tests/Volo/Abp/EventBus/MySimpleEventDataHandler.cs
index aa359a2394..700a68ef05 100644
--- a/test/Volo.Abp.EventBus.Tests/Volo/Abp/EventBus/MySimpleEventDataHandler.cs
+++ b/test/Volo.Abp.EventBus.Tests/Volo/Abp/EventBus/MySimpleEventDataHandler.cs
@@ -3,7 +3,7 @@ using Volo.Abp.DependencyInjection;
 
 namespace Volo.Abp.EventBus
 {
-    public class MySimpleEventDataHandler : IAsyncEventHandler<MySimpleEventData>, ISingletonDependency
+    public class MySimpleEventDataHandler : IEventHandler<MySimpleEventData>, ISingletonDependency
     {
         public int TotalData { get; private set; }
 
diff --git a/test/Volo.Abp.EventBus.Tests/Volo/Abp/EventBus/MySimpleTransientEventHandler.cs b/test/Volo.Abp.EventBus.Tests/Volo/Abp/EventBus/MySimpleTransientEventHandler.cs
index f013e2da46..be2b98026f 100644
--- a/test/Volo.Abp.EventBus.Tests/Volo/Abp/EventBus/MySimpleTransientEventHandler.cs
+++ b/test/Volo.Abp.EventBus.Tests/Volo/Abp/EventBus/MySimpleTransientEventHandler.cs
@@ -3,7 +3,7 @@ using System.Threading.Tasks;
 
 namespace Volo.Abp.EventBus
 {
-    public class MySimpleTransientEventHandler : IAsyncEventHandler<MySimpleEventData>, IDisposable
+    public class MySimpleTransientEventHandler : IEventHandler<MySimpleEventData>, IDisposable
     {
         public static int HandleCount { get; set; }