diff --git a/src/Infrastructure/BotSharp.Abstraction/SideCar/IConversationSideCar.cs b/src/Infrastructure/BotSharp.Abstraction/SideCar/IConversationSideCar.cs
index 84b65573..28162a7e 100644
--- a/src/Infrastructure/BotSharp.Abstraction/SideCar/IConversationSideCar.cs
+++ b/src/Infrastructure/BotSharp.Abstraction/SideCar/IConversationSideCar.cs
@@ -9,6 +9,7 @@ public interface IConversationSideCar
     List<DialogElement> GetConversationDialogs(string conversationId);
     void UpdateConversationBreakpoint(string conversationId, ConversationBreakpoint breakpoint);
     ConversationBreakpoint? GetConversationBreakpoint(string conversationId);
+    void UpdateConversationStates(string conversationId, List<StateKeyValue> states);
     Task<RoleDialogModel> SendMessage(string agentId, string text,
         PostbackMessageModel? postback = null, List<MessageState>? states = null, List<DialogElement>? dialogs = null);
 }
diff --git a/src/Infrastructure/BotSharp.Core.SideCar/Services/BotSharpConversationSideCar.cs b/src/Infrastructure/BotSharp.Core.SideCar/Services/BotSharpConversationSideCar.cs
index 8aa0c231..7988171a 100644
--- a/src/Infrastructure/BotSharp.Core.SideCar/Services/BotSharpConversationSideCar.cs
+++ b/src/Infrastructure/BotSharp.Core.SideCar/Services/BotSharpConversationSideCar.cs
@@ -86,6 +86,17 @@ public class BotSharpConversationSideCar : IConversationSideCar
         return top.LastOrDefault();
     }
 
+    public void UpdateConversationStates(string conversationId, List<StateKeyValue> states)
+    {
+        if (contextStack.IsNullOrEmpty() || _conversationId != conversationId)
+        {
+            return;
+        }
+
+        var top = contextStack.Peek();
+        top.State = new ConversationState(states);
+    }
+
     public async Task<RoleDialogModel> SendMessage(string agentId, string text,
         PostbackMessageModel? postback = null, List<MessageState>? states = null, List<DialogElement>? dialogs = null)
     {
diff --git a/src/Infrastructure/BotSharp.Core/Repository/FileRepository/FileRepository.Conversation.cs b/src/Infrastructure/BotSharp.Core/Repository/FileRepository/FileRepository.Conversation.cs
index 3b60a61a..3d03e816 100644
--- a/src/Infrastructure/BotSharp.Core/Repository/FileRepository/FileRepository.Conversation.cs
+++ b/src/Infrastructure/BotSharp.Core/Repository/FileRepository/FileRepository.Conversation.cs
@@ -307,6 +307,7 @@ public partial class FileRepository
         return new ConversationState(states);
     }
 
+    [SideCar]
     public void UpdateConversationStates(string conversationId, List<StateKeyValue> states)
     {
         if (states.IsNullOrEmpty()) return;
diff --git a/src/Plugins/BotSharp.Plugin.MongoStorage/Repository/MongoRepository.Conversation.cs b/src/Plugins/BotSharp.Plugin.MongoStorage/Repository/MongoRepository.Conversation.cs
index 02f5a695..edcf3a5f 100644
--- a/src/Plugins/BotSharp.Plugin.MongoStorage/Repository/MongoRepository.Conversation.cs
+++ b/src/Plugins/BotSharp.Plugin.MongoStorage/Repository/MongoRepository.Conversation.cs
@@ -266,6 +266,7 @@ public partial class MongoRepository
         return new ConversationState(savedStates);
     }
 
+    [SideCar]
     public void UpdateConversationStates(string conversationId, List<StateKeyValue> states)
     {
         if (string.IsNullOrEmpty(conversationId) || states == null) return;