The city police department is looking a two-year-old it said has gone missing, last seen at an office for the city's Administration for Children's Services in Queens.

Police said Adam El-Alaoui was last seen around 10 a.m. Tuesday at the ACS office on 161 St. near 90th Ave. in Jamaica.

He is described as having black hair, and was last seen wearing a navy blue-hooded spring jacket, blue jeans, black and white sneakers, and a black and yellow "Paw Patrol" backpack.

Police said he was last seen with Joseph Martinez, 51, seen to the right, at the office. Sources said this is a custodial issue.

Martinez is described as 5 feet, 10 inches tall, weighing about 210 pounds, and was last seen wearing a black jacket and sneakers.

Anyone with information on the case should contact the Crime Stoppers hotline at 1-800-577-8477, or text CRIMES and then enter TIP577, or visit www.nypdcrimestoppers.com