BUG with new item The Baron. Life leech from zombies doesn't applied to Energy Shield!

Hi! DEAR GGG!!

i using new unique item for summoner The Baron Close Helmet


+(20-40) to Strength
+2 to Level of Socketed Minion Gems
Minions have 20% increased maximum Life
Your Strength is added to your Minions
+1 to maximum number of Zombies per 300 Strength
With 1000 or more Strength 2% of Damage dealt by your Zombies is Leeched to you as Life


I have 1200+STR
I have Keystone Vaal Pact + Ghost Reaver. And Damage from Zombies doesnt applied to ES. But applied to Life.

This Bug need fix...

Pls See video with BUG - https://goo.gl/photos/Vw7iB4X684DbvbcWA

THX)))

There's lots of threads about this already.

GGG hasn't elaborated on whether it's a bug.