Oil prices fell on Monday morning after a moderate increase at the end of Friday’s trading session.

December futures for Brent crude on the London ICE Futures exchange were trading at $61.03 per barrel, down $0.26 (0.42%) from the previous session’s close. On Friday, those contracts had risen by $0.23 (0.38%) to $61.29 per barrel.

November futures for WTI crude on the New York Mercantile Exchange (NYMEX) fell $0.24 (0.42%) to $57.30 per barrel in electronic trading. In the previous session, those contracts gained $0.08 (0.14%) to $57.54 per barrel.

Over the past week, Brent and WTI futures both fell by more than 2%, marking their third consecutive weekly decline.