An electrical connector assembly comprises an insulative housing having a base, with a mating interface, and a mounting interface corresponding to the mating face. The base has peripheral walls extending upwardly from the mating face. A plurality of contacts arranged in the base of the insulative housing. At least a pair of cantilevered push fingers formed on two adjacent walls for pushing the integrated circuit module toward opposing walls. At least a support device formed on the bottom of the push finger.