diff --git a/Assets/Scripts/ChatInputHandler.cs b/Assets/Scripts/ChatInputHandler.cs
index 7015171354..18f7e7f761 100644
--- a/Assets/Scripts/ChatInputHandler.cs
+++ b/Assets/Scripts/ChatInputHandler.cs
@@ -20,16 +20,21 @@ public class ChatInputHandler : MonoSingleton<ChatInputHandler>
 
         // Lắng nghe phím Enter
         inputField.onSubmit.AddListener(OnSubmit);*/
-        EventBus.Subscribe<GameSession.ChatMessageEvent>((x)=> Debug.Log(x.context));
+        EventBus.Subscribe<GameSession.ChatMessageEvent>(OnSubmit);
         DontDestroyOnLoad(gameObject);
     }
 
-    // Khi nhấn Enter
-    private void OnSubmit(string text)
+    private void OnDestroy()
     {
-        if (!string.IsNullOrWhiteSpace(text))
+        EventBus.Unsubscribe<GameSession.ChatMessageEvent>(OnSubmit);
+    }
+
+    // Khi nhấn Enter
+    private void OnSubmit(GameSession.ChatMessageEvent text)
+    {
+        if (!string.IsNullOrWhiteSpace(text.context))
         {
-            HandleUserInput(text);
+            HandleUserInput(text.context);
         }
     }