The subject of this project is the so-called ETCS upgrade, i.e. additional upgrades of the SW and HW part of the ETCS of two railway vehicles of the 193 series so that they are fully compatible with the trackside part. As part of the requirements of SŽ, s.o., it is an upgrade of the ETCS on-board to at least application level 2(Level 2, compliant with basic standard 2 – Baseline 3), which will be required for exclusive operation on corridor lines from 1.1.2025.