You touch a willing undead creature. The target grows wings and gains a flying speed of 90 feet for the duration. When the spell ends, the wings vanish and target falls if it is still aloft, unless it can stop the fall.

At Higher Levels. When you cast this spell using a spell slot of 3rd level or higher, the duration increases. At 3rd level and above, the duration increases to 8 hours. At 4th level and above, the duration increases to 24 hours. At 5th level and above, the duration increases to one week. At 6th level and above, the duration increases to one month. At 7th level and above, the duration increases to one year. At 8th level and above, the duration is permanent.