The price of RON95 will go down to RM2.26 from RM2.27 per litre, while the price of RON97 will drop to RM2.53 from RM2.54 per litre previously.
The price of diesel is RM2.26, up from RM2.23 per litre.
The new prices will be in effect from Dec 28 to Jan 3.
This was announced on the domestic trade, cooperatives and consumerism ministry on its Twitter account and website this evening.
The weekly fuel pricing mechanism came into effect on March 29 this year.
Prices of petrol and diesel were placed on a managed monthly float system since Dec 1, 2014, following the removal of fuel subsidies.