diff --git a/Script/Protocol/RequestTrackEngine.cs b/Script/Protocol/RequestTrackEngine.cs
index 7466aa1..b64ac11 100644
--- a/Script/Protocol/RequestTrackEngine.cs
+++ b/Script/Protocol/RequestTrackEngine.cs
@@ -108,7 +108,7 @@ public class RequestTargetReadEnabled: ModbusRTU_ReadHoldingRegisters, IEGFramew
     public RequestTargetReadEnabled()
     {
         this.DeviceAddress = 0x01;
-        this.RegisterAddress = 0x44;
+        this.RegisterAddress = 0x00;
         this.ReadCount = 0x01;
     }
 }