India and China are set to resume direct flight connections as soon as next month, people familiar with the negotiations said, as the world’s two most populous countries seek to reset their political ties, Bloomberg reports.

Airlines in India have been asked by the government to prepare flights to China at short notice, with a possible official announcement as soon as the Shanghai Cooperation Organization summit at the end of August in China, said the people, asking not to be identified because the negotiations are ongoing.

There is no border drawn in the Himalayas between India and China; the two countries are separated by a line of de facto control, and this has remained a source of tension for decades.