She sank the Canadian tanker Victolite 260 nautical miles northwest of Bermuda on 11 February 1942, and damaged the British tanker Opalia, although not severely (her deck gun firing 83 rounds, but only scoring three hits), on 16 February, before returning to Brest on 6 March, after 48 days on patrol with 11,410 sunk and 6,19 damaged.