diff --git a/EXE_General.cpp b/EXE_General.cpp
index 410dc3d..0ffd5cc 100644
--- a/EXE_General.cpp
+++ b/EXE_General.cpp
@@ -338,6 +338,9 @@ ExeGetKeyInfo( string& sKey)
       sLockId = sLockId.substr( 7, 6) ;
       if ( sLockId.empty())
          return false ;
+      int nLockSN ;
+      if ( GetLockSN( nLockSN))
+         sLockId += " (" + ToString( nLockSN) + ")" ;
    }
   // altrimenti
    else {