September futures for WTI crude oil fell 1.17% to $ 55.01 a barrel.
Futures for Brent crude for October delivery decreased by 1.18% to $ 61.16 a barrel.
In early July, the OPEC + countries adopted a long-term cooperation charter and extended the agreement to reduce oil production by nine months.
The head of the analytical department of Amarkets, Artem Deev, in an interview with FAN, appreciated the decision of OPEC +.