One Ukrainian serviceman was killed, and another three suffered injuries in hostile attacks in the anti-terrorist operation zone in Donbas over the past day, Ukrainian Presidential Administration spokesman Andriy Lysenko said.

"One Ukrainian serviceman was killed, and another three suffered injuries in the hostilities over the past 24 hours," Lysenko told a press briefing in Kyiv on Wednesday.

The Ukrainian army suffered casualties in shelling incidents in Zaitseve, and Avdiyivka, in Donetsk region, he said.