Ithaca Police are investigating an attempted robbery at the Byrne Dairy located at 215 North Meadow Street in Ithaca.
It happened just before 9 p.m. Sunday.
Police say the suspect walked into the store and demanded money from the cash register, but the employee refused to give it to him.
Instead, the employee activated the store's panic alarm.
The suspect then ran away.
Police say the suspect is a white man, around 6'5 with a medium build.
He was wearing a white t-shirt, sunglasses, a black and white ballcap and khaki colored shorts.
If you have information on the suspect, call Ithaca Police.