On Tuesday night, an East Harlem subway face slashing became the second such attack within 48 hours.

The victim, a 32-year-old man, was waiting for a Brooklyn-bound 6 train at the 116th Street station just after 9:30 p.m., police said to the New York Daily News. A man approached the victim as he waited and cut his face before fleeing.

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The injured rider got himself to the hospital, where he received stitches, Pix 11 reported. At the hospital, the victim did not cooperate with authorities, a police source said to the Daily News.

The attack appears to be unprovoked, Pix 11 added, also stating that the investigation is ongoing.