The UK’s Foreign, Commonwealth and Development Office (FCDO) has issued travel advisories to Thailand and Cambodia after the two countries exchanged rocket and artillery fire across several sights.

The Foreign Office is advising Brits against travel to some areas of Thailand amid an increased risk to travellers. The official advice upated on Saturday (July 26) and warned tourists from the UK that they risk insurance issues if they ignore the travel guidance.

The U.S., U.K. and Australian governments have warned travelers to exercise caution while traveling to Thailand and Cambodia after border clashes between the two countries.