Brent crude December futures rose 49 cents and WTI crude futures 55 cents on Monday morning during the last-minute deal to avoid a US government shutdown that boosted investor risk confidence
The rise failed to recover the losses at the end of last week.
Still, both benchmarks bumped around 30% in Q3 on the back of expected supply deficits following the extension of production cuts by OPEC+ members Russia and Saudi Arabia.
Four OPEC+ sources told Reuters the group is unlikely to change its policies when its Joint Ministerial Monitoring Committee meets on Wednesday.