diff --git a/forge-gui/res/editions/Dungeons & Dragons Adventures in the Forgotten Realms.txt b/forge-gui/res/editions/Dungeons & Dragons Adventures in the Forgotten Realms.txt
index 1ab73206e1e..8b90de09588 100644
--- a/forge-gui/res/editions/Dungeons & Dragons Adventures in the Forgotten Realms.txt	
+++ b/forge-gui/res/editions/Dungeons & Dragons Adventures in the Forgotten Realms.txt	
@@ -9,6 +9,7 @@ ScryfallCode=AFR
 BoosterCovers=5
 Booster=10 Common, 3 Uncommon, 1 RareMythic, 1 BasicLand
 Prerelease=6 Boosters, 1 RareMythic+
+FatPackExtraSlots=20 BasicLands, 20 BasicLands+
 
 [cards]
 1 C +2 Mace