"During the investigation, suspicions arose that a 27-year-old resident of the refugee hostel was responsible for the fire. He is also suspected of committing other arson attacks at the site in previous weeks. The 27-year-old Ukrainian was arrested by police early Sunday morning," the statement said on Monday.
The man is currently in custody, and police are continuing investigation, the statement added.
No one was injured in the fire, but the damage is reportedly estimated at 200,000 euros ($208,000).