A compressor arrangement for a turbocharger is disclosed. The compressor arrangement comprises a compressor housing and a compressor wheel arranged to rotate in the compressor housing. The compressor housing comprises a compressor inlet duct, a ported shroud, and a recirculation channel comprising an inlet arranged downstream of the compressor wheel, an outlet arranged in the compressor inlet duct at a position upstream of ports of the ported shroud, and a valve configured to control the flow of air through the recirculation channel. The compressor arrangement further comprises a wall section protruding into the compressor inlet duct at a position upstream of the outlet of the recirculation channel. The present disclosure further relates to a turbocharger, an internal combustion engine, and a vehicle.