The robbery happened back on April 25 at the store on the 800 block of Cottman Avenue.
Surveillance video shows an unknown man approaching the counter just after 3 a.m. with his hand in his pocket simulating a weapon and demanding money.
He got away with an unknown amount of cash before fleeing west on Cottman Avenue.
The suspect is described as a White male, 5'7-5'9 tall with a pale complexion. He was wearing a black skull cap, olive green shirt pulled over his face, gray jacket with black trim (turned inside out), black faded jeans, and black sneakers. He also walks with a limp.
Anyone with information is asked to call police at 215.686.TIPS (8477) or text a tip to PPD TIP (773847).