The price of gas went up overnight in Nova Scotia and New Brunswick while diesel costs decreased in Nova Scotia and P.E.I. Nova Scotia The price of regular self-serve gasoline increased by 2.7 cents in the Halifax area. The new minimum price is 188.5 cents per litre. Diesel prices decreased by 4.3 cents. The minimum price is now 237.3 cents per litre. The price of regular self-serve gasoline in Cape Breton is now 190.4 cents per litre and diesel is 239.2 cents per litre. Prince Edward Island On P.E.I., the price of regular self-serve gasoline did not change overnight. The minimum price remains 191.9 cents per litre. The price of diesel decreased by 2.3 cents, bringing the minimum price to 244.8 cents per litre. New Brunswick The price of regular self-serve gasoline in New Brunswick went up 3.6 cents. The maximum price is now 190.3 cents per litre. Diesel increased by 3.9 cents. The new maximum price is 247.9 cents per litre.