diff --git a/src/Infrastructure/BotSharp.Abstraction/Conversations/Models/UpdateMessageRequest.cs b/src/Infrastructure/BotSharp.Abstraction/Conversations/Models/UpdateMessageRequest.cs
index 66a330316..4c51b114f 100644
--- a/src/Infrastructure/BotSharp.Abstraction/Conversations/Models/UpdateMessageRequest.cs
+++ b/src/Infrastructure/BotSharp.Abstraction/Conversations/Models/UpdateMessageRequest.cs
@@ -3,5 +3,5 @@ namespace BotSharp.Abstraction.Conversations.Models;
 public class UpdateMessageRequest
 {
     public DialogElement Message { get; set; } = null!;
-    public int InnderIndex { get; set; }
+    public int InnerIndex { get; set; }
 }
diff --git a/src/Infrastructure/BotSharp.Core/Repository/FileRepository/FileRepository.Conversation.cs b/src/Infrastructure/BotSharp.Core/Repository/FileRepository/FileRepository.Conversation.cs
index 16955c06d..7cbaa1681 100644
--- a/src/Infrastructure/BotSharp.Core/Repository/FileRepository/FileRepository.Conversation.cs
+++ b/src/Infrastructure/BotSharp.Core/Repository/FileRepository/FileRepository.Conversation.cs
@@ -237,7 +237,7 @@ public bool UpdateConversationMessage(string conversationId, UpdateMessageReques
         var candidates = dialogs.Where(x => x.MetaData.MessageId == request.Message.MetaData.MessageId
                                     && x.MetaData.Role == request.Message.MetaData.Role).ToList();
 
-        var found = candidates.Where((_, idx) => idx == request.InnderIndex).FirstOrDefault();
+        var found = candidates.Where((_, idx) => idx == request.InnerIndex).FirstOrDefault();
         if (found == null)
         {
             return false;
diff --git a/src/Infrastructure/BotSharp.OpenAPI/Controllers/Conversation/ConversationController.cs b/src/Infrastructure/BotSharp.OpenAPI/Controllers/Conversation/ConversationController.cs
index 0931466ac..a0ca1b424 100644
--- a/src/Infrastructure/BotSharp.OpenAPI/Controllers/Conversation/ConversationController.cs
+++ b/src/Infrastructure/BotSharp.OpenAPI/Controllers/Conversation/ConversationController.cs
@@ -262,7 +262,7 @@ public async Task<bool> UpdateConversationMessage([FromRoute] string conversatio
                 Content = model.Message.Text,
                 RichContent = JsonSerializer.Serialize(model.Message.RichContent, _jsonOptions),
             },
-            InnderIndex = model.InnerIndex
+            InnerIndex = model.InnerIndex
         };
 
         return await conversationService.UpdateConversationMessage(conversationId, request);
diff --git a/src/Plugins/BotSharp.Plugin.MongoStorage/Repository/MongoRepository.Conversation.cs b/src/Plugins/BotSharp.Plugin.MongoStorage/Repository/MongoRepository.Conversation.cs
index 6611c3524..75726972d 100644
--- a/src/Plugins/BotSharp.Plugin.MongoStorage/Repository/MongoRepository.Conversation.cs
+++ b/src/Plugins/BotSharp.Plugin.MongoStorage/Repository/MongoRepository.Conversation.cs
@@ -186,7 +186,7 @@ public bool UpdateConversationMessage(string conversationId, UpdateMessageReques
         var candidates = dialogs.Where(x => x.MetaData.MessageId == request.Message.MetaData.MessageId
                                             && x.MetaData.Role == request.Message.MetaData.Role).ToList();
 
-        var found = candidates.Where((_, idx) => idx == request.InnderIndex).FirstOrDefault();
+        var found = candidates.Where((_, idx) => idx == request.InnerIndex).FirstOrDefault();
         if (found == null) return false;
 
         found.Content = request.Message.Content;