In the title compound, C(9)H(11)NOS, the thia-zolidinyl ring is almost perpendicular to the phenyl ring with N-C-C-C torsion angles of 71.7 (2) and 107.1 (2)°. In the crystal, mol-ecules are connected via N-H⋯O and O-H⋯N hydrogen bonds, forming layers.