diff --git a/forge-gui/res/cardsfolder/v/vampire_sovereign.txt b/forge-gui/res/cardsfolder/v/vampire_sovereign.txt
index 1e0c28c3166..8203234d2ec 100644
--- a/forge-gui/res/cardsfolder/v/vampire_sovereign.txt
+++ b/forge-gui/res/cardsfolder/v/vampire_sovereign.txt
@@ -3,7 +3,7 @@ ManaCost:3 B B
 Types:Creature Vampire
 PT:3/4
 K:Flying
-T:Mode$ ChangesZone | Origin$ Any | Destination$ Battlefield | Execute$ TrigBite | TriggerDescription$ When CARDNAME enters the battlefield target player loses 3 life and you gain 3 life.
+T:Mode$ ChangesZone | Origin$ Any | Destination$ Battlefield | ValidCard$ Card.Self | Execute$ TrigBite | TriggerDescription$ When CARDNAME enters the battlefield target player loses 3 life and you gain 3 life.
 SVar:TrigBite:DB$LoseLife | ValidTgts$ Player | TgtPrompt$ Select a player | LifeAmount$ 3 | SubAbility$ DBGainLife | SpellDescription$ Target player loses 3 life and you gain 3 life.
 SVar:DBGainLife:DB$GainLife | LifeAmount$ 3
 Oracle:Flying\nWhen Vampire Sovereign enters the battlefield, target opponent loses 3 life and you gain 3 life.
\ No newline at end of file