The costs of chartering tankers to move oil from the Middle East to Asia have climbed and ship bookings have slowed as the Israel-Iran conflict fuels worries of potential disruptions, industry sources told Reuters on Monday.

For the first time since May, the nation’s average price of gasoline has increased, rising 1.1 cents compared to a week ago and stands at $3.08 per gallon, according to GasBuddy® data compiled from more than 12 million individual price reports covering over 150,

“In response to the evolving geopolitical situation following Israel’s recent attack on Iran and the resulting volatility in the international oil markets, the Prime Minister of Pakistan has constituted a high-level committee to monitor petroleum product pricing and supply dynamics,” read a statement released by the Ministry of Finance on Monday.

Oil prices edged higher in early trade, adding to last week’s surge as Israel and Iran exchanged strikes for a fourth day.

Oil futures jumped as the market reopened Sunday night, building on last week’s surge after Israel attacked Iranian energy facilities over the weekend and underlining fears around potential disruption to Middle Eastern crude flows.