A connector is provided with a housing 60 including a cavity 62 and a terminal fitting 10 to be inserted into the cavity 62. The housing 60 includes a deflectable locking lance 64 projecting into the cavity 62. The terminal fitting 10 includes a locking portion 29 arranged to face the locking lance 64 in a direction to escape from the cavity 62 and a restricting piece 45 rising toward the locking portion 29. A tip of the restricting piece 45 in a rising direction is arranged to face the locking lance 64.