diff --git a/src/Infrastructure/BotSharp.OpenAPI/ViewModels/Knowledges/Request/QueryVectorDataRequest.cs b/src/Infrastructure/BotSharp.OpenAPI/ViewModels/Knowledges/Request/QueryVectorDataRequest.cs
index 9aa9566e..b3a3841b 100644
--- a/src/Infrastructure/BotSharp.OpenAPI/ViewModels/Knowledges/Request/QueryVectorDataRequest.cs
+++ b/src/Infrastructure/BotSharp.OpenAPI/ViewModels/Knowledges/Request/QueryVectorDataRequest.cs
@@ -2,7 +2,7 @@ namespace BotSharp.OpenAPI.ViewModels.Knowledges.Request;
 
 public class QueryVectorDataRequest
 {
-    public IEnumerable<string> Ids { get; set; } = [];
+    public List<string> Ids { get; set; } = [];
     public bool WithVector { get; set; }
     public bool WithPayload { get; set; }
 }