A cable assembly includes an electrical connector and a cable. The electrical connector includes an insulative housing having a first wall and a second wall, and a plurality of contacts received in the housing and at least a shell attached on the first wall of the housing. The cable includes at least a grounding wire and a plurality of signal wires connected to their corresponding contacts received in the housing. The shell includes at least a grounding portion extending from the shell and located between the shell and the second wall of the housing. The grounding portion includes a strain relief and a crimping portion. The grounding wire includes an inner contact crimped by the crimping portion and an insulative jacket crimped by the strain relief.