Oil prices rose past $106 a barrel on Tuesday, driven by supply concerns.
By 00:26 GMT, Brent crude futures had risen $1.24, or 1.18%, to $106.93 per barrel, after having gained 1% earlier.
US West Texas Intermediate (WTI) crude futures also climbed $1.29, or 1.24%, to $102.65 per barrel, following a 1.3% rise in the previous session.
WAM