Asian shares recovery and simmering tensions in the Middle East helped oil prices to add further gains.
London Brent crude, which rose more than 3% last week, was up 46 cents or 0.7% at $65.30.
Oil found support after major oil producer, Saudia Arabia, and others signalled they remained committed to partnering with the Organisation of the Petroleum Exporting Countries and other external producers to deliver production cuts.
Over the weekend, at the Munich Security Conference, which drew together diplomats from Germany, Italy, UK, France and Iran and chaired by the EU was ostensibly to discuss the conflict in Yemen but also highlighted Iran’s role in Southern Syria and the rising tensions between Iran and Israel.
Israel’s Prime Minister Benjamin Netanyahu, warned on Sunday that Israel would not accept Iran close to its border with Syria. Netanyahu said Israel would strike Iran or its proxies “without hesitation to defend ourselves”.