ran and Belgium have freed an aid worker and a diplomat imprisoned in each other’s countries, respectively, in a deal facilitated by Oman.

Iran’s Foreign Minister Hossein Amirabdollahian said on Friday that Iranian diplomat Assadollah Assadi was heading back home, while Belgium’s Prime Minister Alexander De Croo said aid worker Olivier Vandecasteele was also due to arrive in Belgium.

Earlier, the foreign ministry of Oman had said the freed individuals were transported from Brussels and Tehran to its capital, Muscat, in preparation for their return to their respective countries.

Amirabdollahian thanked Oman for its role in securing his release of Assadi.