Le protocole additionnel qui aplanit le litige et propose une reformulation appropriée a été signé en mai 2008 par le Portugal, l’Espagne, la France et le Maroc. Enfin, le 25 mars 2009, l’Union européenne y a apposé sa signature.
The additional protocol, in which the dispute was settled and an appropriate wording was found, was signed as recently as May 2008 by Portugal, Spain, France and Morocco, and finally, on 25 March 2009, it was also signed by the European Union.