You have the wiper arm, to this clips a black plastic clip and the wiper blade clips to this one.
Refix it and try moving it laterally to sure it clips, if it comes loose i would suggest you to replace the middle black plastic clip. This usually comes with the wiper blade.

Nic.

Contour 99 MTX V6 fully loaded, stock with 110000km. Illuminated sunroof switch. About to do the mystique rear dome light conversion with eyeball dome light.