A woman was held at gunpoint during a home invasion robbery in San Francisco’s Visitacion Valley neighborhood on Monday afternoon, police said.

The robbery was reported at about 2:20 p.m. Monday at a home in the 100 block of Campbell Avenue, where two men forced their way in through a back door, according to police.

The 51-year-old victim had a handgun pointed at her head by one of the suspects while the other rummaged through the home, police said.

The men fled on foot after taking a brown purse and some cash, according to police.

They had not been arrested as of Tuesday morning.

The victim was not injured during the robbery, police said.

Anyone with information about the case is asked to call the Police Department’s anonymous tip line at (415) 575-4444 or send a tip by text message to TIP411.