diff --git a/Modbus.Net/Modbus.Net/Controller/MatchController.cs b/Modbus.Net/Modbus.Net/Controller/MatchController.cs
index 97bbcdd..95f2331 100644
--- a/Modbus.Net/Modbus.Net/Controller/MatchController.cs
+++ b/Modbus.Net/Modbus.Net/Controller/MatchController.cs
@@ -21,7 +21,7 @@ namespace Modbus.Net
         /// <param name="acquireTime">获取间隔</param>
         /// <param name="activateSema">是否开启信号量</param>
         /// <param name="duplicateFunc">包切分函数</param>
-        /// <param name="waitingListMaxCount">包切分函数</param>
+        /// <param name="waitingListMaxCount">包等待队列长度</param>
         public MatchController(ICollection<(int, int)>[] keyMatches, int acquireTime, bool activateSema = true,
             Func<byte[], ICollection<byte[]>> duplicateFunc = null, int waitingListMaxCount = 1) : base(acquireTime, activateSema, duplicateFunc, waitingListMaxCount)
         {