The Detroit Lions have signed cornerback Michael Jackson, adding depth at the position while Darius Slay is slowed by an injury.

HOUSTON, TX – AUGUST 17: Darius Slay #23 of the Detroit Lions runs off the field after the preseason game against the Houston Texans at NRG Stadium on August 17, 2019 in Houston, Texas. (Photo by Tim Warner/Getty Images)

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Detroit signed Jackson off the Dallas Cowboys’ practice squad and released running Paul Perkins on Wednesday.

Dallas drafted Jackson in the fifth round this year out of Miami.

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Slay was limited on Wednesday in practice with a hamstring injury that kept him out of Detroit’s previous game, a win over the New York Giants.

GREEN BAY, WISCONSIN – OCTOBER 14: Darius Slay #23 of the Detroit Lions warms up before the game against the Green Bay Packers at Lambeau Field on October 14, 2019 in Green Bay, Wisconsin. (Photo by Quinn Harris/Getty Images)

The Lions (3-3-1) play at Oakland (3-4) on Sunday.

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