Final boss drops from from searing exarch influenced maps

The map Sepulchre is bugged my items didn't drop.

Map boss gains:
+50000 to Armour
Gain 100% of phys dmg as extra fire dmg
Gain 79% of phys dmg as extra dmg of a random element
nearby enemies are hindered, with 40% reduced movement speed
Damage penetrates 20% of enemy elemental resistances
cover enemies in ash on hit
Final boss drops 3 additional divination cards which reward a map
Final boss drops 3 additional divination cards which reward a Unique jewellery
Final boss drops 2 additional divination cards which reward a Unique weapon
Final boss drops 3 lesser eldritch embers
Final boss drops 3 orbs of unmaking
Final boss drops 4 additional torment scarabs

I didn't get any rewards.

please fix?