The invention relates to an electrical connector (1), having at least one first cut-out introduced in the electrical connector housing (2), a bolt (11) movably arranged in said first cut-out, and a locking clip (3), which is pivotably attached to the electrical connector housing (2) and which has at least one second cut-out, wherein the at least one first cut-out and the at least one second cut-out are aligned with each other in a state of locking to a mating electrical connector and the bolt (11) arranged in the at least one first cut-out protrudes into the at least one second cut-out of the locking clip (3), whereby the locking clip (3) is fastened in the pivoting motion thereof.