diff --git a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/Handlers/IAsyncEventHandlerOfTEventData.cs b/src/Volo.Abp.EventBus/Volo/Abp/EventBus/Handlers/IAsyncEventHandler.cs
similarity index 100%
rename from src/Volo.Abp.EventBus/Volo/Abp/EventBus/Handlers/IAsyncEventHandlerOfTEventData.cs
rename to src/Volo.Abp.EventBus/Volo/Abp/EventBus/Handlers/IAsyncEventHandler.cs
diff --git a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/Handlers/IEventHandler.cs b/src/Volo.Abp.EventBus/Volo/Abp/EventBus/Handlers/IEventHandler.cs
index 2e38fc7ac3..dcd3f17224 100644
--- a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/Handlers/IEventHandler.cs
+++ b/src/Volo.Abp.EventBus/Volo/Abp/EventBus/Handlers/IEventHandler.cs
@@ -8,4 +8,17 @@ namespace Volo.Abp.EventBus.Handlers
     {
         
     }
+
+    /// <summary>
+    /// Defines an interface of a class that handles events of type <see cref="IEventHandler{TEventData}"/>.
+    /// </summary>
+    /// <typeparam name="TEventData">Event type to handle</typeparam>
+    public interface IEventHandler<in TEventData> : IEventHandler
+    {
+        /// <summary>
+        /// Handler handles the event by implementing this method.
+        /// </summary>
+        /// <param name="eventData">Event data</param>
+        void HandleEvent(TEventData eventData);
+    }
 }
\ No newline at end of file
diff --git a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/Handlers/IEventHandlerOfTEventData.cs b/src/Volo.Abp.EventBus/Volo/Abp/EventBus/Handlers/IEventHandlerOfTEventData.cs
deleted file mode 100644
index 38ec4eff7a..0000000000
--- a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/Handlers/IEventHandlerOfTEventData.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-namespace Volo.Abp.EventBus.Handlers
-{
-    /// <summary>
-    /// Defines an interface of a class that handles events of type <see cref="IEventHandler{TEventData}"/>.
-    /// </summary>
-    /// <typeparam name="TEventData">Event type to handle</typeparam>
-    public interface IEventHandler<in TEventData> : IEventHandler
-    {
-        /// <summary>
-        /// Handler handles the event by implementing this method.
-        /// </summary>
-        /// <param name="eventData">Event data</param>
-        void HandleEvent(TEventData eventData);
-    }
-}
diff --git a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/Handlers/Internals/AsyncActionEventHandler.cs b/src/Volo.Abp.EventBus/Volo/Abp/EventBus/Handlers/Internals/AsyncActionEventHandler.cs
index 9183c41a05..912748e4ae 100644
--- a/src/Volo.Abp.EventBus/Volo/Abp/EventBus/Handlers/Internals/AsyncActionEventHandler.cs
+++ b/src/Volo.Abp.EventBus/Volo/Abp/EventBus/Handlers/Internals/AsyncActionEventHandler.cs
@@ -15,7 +15,7 @@ namespace Volo.Abp.EventBus.Handlers.Internals
         /// <summary>
         /// Function to handle the event.
         /// </summary>
-        public Func<TEventData, Task> Action { get; private set; }
+        public Func<TEventData, Task> Action { get; }
 
         /// <summary>
         /// Creates a new instance of <see cref="AsyncActionEventHandler{TEventData}"/>.