Zombie Dust Partial Mash Recipe - Please critique

[jturkish]

I'm about to brew this in an hour and want to know if i should add more dme, realistically i'll get more efficiency than 80% so i don't think i need more dme - want to hear others thoughts

http://www.brewersfriend.com/homebrew/recipe/view/29335/zombie-dust

batch size 5 gallons
Estimated Original Gravity: 1.065
Estimated Final Gravity: 1.018
Estimated Color: 8.5 SRM
Bitterness: 65.9 IBU
Mash Temp: 154 F
60 min boil
60 min mash (2.5 gal mash, 1 gal 170f sparge)

3 lbs golden light briess dme
4.25 lbs 2-row
1.13 lbs munich
0.5 lb carafoam
0.5 lb crystal
0.5 lb melanoiden

.75 oz citra first wort
1.25 oz citra 15 min
1.25 oz citra 10 min
1.25 oz citra 5 min
1.25 oz citra 1 min

1.5 oz citra (fresh) dry (5 days)
1.5 oz citra (fresh) dry (5 days)

2 packets of s-04
ferm temp 62-64

 

[jturkish]

i should've probably added the extra dme, og came to 1.05 or maybe 1.054 - couldn't tell with the foam in the way