diff --git a/MuonSpectrometer/MuonCnv/MuonMDT_CnvTools/MuonMDT_CnvTools/IMDT_RDO_Decoder.h b/MuonSpectrometer/MuonCnv/MuonMDT_CnvTools/MuonMDT_CnvTools/IMDT_RDO_Decoder.h
index fa6b0844af675dd2f9e7ec67dba2be5bc2df5b91..dd0a4f8f2f0a2fba5246f8541b3ce37900f72642 100644
--- a/MuonSpectrometer/MuonCnv/MuonMDT_CnvTools/MuonMDT_CnvTools/IMDT_RDO_Decoder.h
+++ b/MuonSpectrometer/MuonCnv/MuonMDT_CnvTools/MuonMDT_CnvTools/IMDT_RDO_Decoder.h
@@ -1,5 +1,5 @@
 /*
-  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2021 CERN for the benefit of the ATLAS collaboration
 */
 
 #ifndef MUONMDT_CNVTOOLS_IMDT_RDO_DECODER_H
@@ -8,8 +8,6 @@
 #include "GaudiKernel/IAlgTool.h"
 
 class MdtDigit;
-class MdtIdHelper;
-class MuonMDT_CablingSvc;
 class MdtAmtHit;
 class Identifier;
 
@@ -24,9 +22,7 @@ namespace Muon {
     /** AlgTool InterfaceID
      */
     static const InterfaceID& interfaceID( );
-    
-    //    virtual void set(const MdtIdHelper * mdtIdHelper, const MDTcablingSvc* mdtCabling)=0;
-    
+  
     virtual MdtDigit * getDigit(const MdtAmtHit * amtHit, uint16_t& subdetId, 
 				uint16_t& mrodId, uint16_t& csmId) const = 0;