diff --git a/src/Models/QueryOptions.cs b/src/Models/QueryOptions.cs
index be8ad2a..b52c64e 100644
--- a/src/Models/QueryOptions.cs
+++ b/src/Models/QueryOptions.cs
@@ -84,6 +84,7 @@ public class QueryChannelsOptions
         [JsonProperty("filter_conditions")]
         public Dictionary<string, object> Filter { get; set; } = new Dictionary<string, object>();
         public Dictionary<string, string> LastMessageIds { get; set; }
+        public string UserId { get; set; }
 
         public QueryChannelsOptions WithOffset(int offset)
         {