diff --git a/IOB-WIN-NEXT/Iob/Fanuc.cs b/IOB-WIN-NEXT/Iob/Fanuc.cs
index ea3870eb..587c1781 100644
--- a/IOB-WIN-NEXT/Iob/Fanuc.cs
+++ b/IOB-WIN-NEXT/Iob/Fanuc.cs
@@ -1,8 +1,6 @@
 using EgwProxy.MultiCncLib.CNC;
 using IOB_UT_NEXT;
 using MapoSDK;
-using Opc.Ua;
-using Org.BouncyCastle.Ocsp;
 using System;
 using System.Collections.Generic;
 using System.Net;