diff --git a/forge-gui/res/cardsfolder/m/mana_cache.txt b/forge-gui/res/cardsfolder/m/mana_cache.txt
index 8c9d4e97b73..cca3b89398c 100644
--- a/forge-gui/res/cardsfolder/m/mana_cache.txt
+++ b/forge-gui/res/cardsfolder/m/mana_cache.txt
@@ -1,7 +1,7 @@
 Name:Mana Cache
 ManaCost:1 R R
 Types:Enchantment
-T:Mode$ Phase | Phase$ End of Turn | ValidPlayer$ Player | Execute$ TrigCounters | TriggerDescription$ At the beginning of each player's end step, put a charge counter on CARDNAME for each untapped land that player controls.
+T:Mode$ Phase | Phase$ End of Turn | ValidPlayer$ Player | Execute$ TrigCounters | TriggerZones$ Battlefield | TriggerDescription$ At the beginning of each player's end step, put a charge counter on CARDNAME for each untapped land that player controls.
 SVar:TrigCounters:DB$ PutCounter | Defined$ Self | CounterType$ CHARGE | CounterNum$ X
 SVar:X:Count$Valid Land.ActivePlayerCtrl+untapped
 A:AB$ Mana | Cost$ SubCounter<1/CHARGE> | Produced$ C | Activator$ Player | PlayerTurn$ True | ActivationPhases$ Upkeep->Main2 | SpellDescription$ Add {C}. Any player may activate this ability but only during their turn before the end step.