The head of Mali's main Tuareg-led rebel groups said on Friday that his movement will sign a final deal to end the conflict in the west African nation on June 20.

The Coordination of Azawad Movements headed by Bilal Ag Cherif initialled a peace agreement with the Malian government in Algiers on May 14 but held out on a final deal until some changes were made.

"We will sign the peace accord on June 20," Cherif said following talks in Algiers on security issues.