French major Total has exercised an option to extend its charter of the Borr Drilling-owned jack-up Frigg off Nigeria from January to October.

Anglo-Dutch giant Shell has at the same time agreed to take the unit from Total from April until the end of the latest charter term, also off Nigeria.

Total has also exercised an option to take Borr’s jack-up C20051 for January and February in the Dutch sector of the North Sea.