Oleh Kiper, head of the Odesa Regional Military Administration, reported this on Telegram, according to Ukrinform.
"Unfortunately, the number of injured has risen to four. Three of them have been hospitalized," the statement said.
According to Kiper, those injured include a 42-year-old woman and three men aged between 32 and 43. They are receiving all necessary medical assistance.
Read also:Nova Poshta sorting center in Poltava damaged in overnight Russian attack
Efforts to deal with the aftermath of the attack are ongoing.
Russian forces attacked a Nova Poshta facility located inside an Epicentr store in a suburb of Odesa on Sunday. Two people had initially been reported injured.