diff --git a/CryptoExchange.Net/ExchangeInterfaces/IOrder.cs b/CryptoExchange.Net/ExchangeInterfaces/IOrder.cs
index 1e6bc57d..2bf7061d 100644
--- a/CryptoExchange.Net/ExchangeInterfaces/IOrder.cs
+++ b/CryptoExchange.Net/ExchangeInterfaces/IOrder.cs
@@ -37,5 +37,9 @@ namespace CryptoExchange.Net.ExchangeInterfaces
         /// Type of the order
         /// </summary>
         public IExchangeClient.OrderType CommonType { get; }
+        /// <summary>
+        /// order time
+        /// </summary>
+        DateTime CommonOrderTime { get; }
     }
 }