diff --git a/Mage.Sets/src/mage/cards/m/MassacreGirl.java b/Mage.Sets/src/mage/cards/m/MassacreGirl.java
index 239068f35bf..593f96b51df 100644
--- a/Mage.Sets/src/mage/cards/m/MassacreGirl.java
+++ b/Mage.Sets/src/mage/cards/m/MassacreGirl.java
@@ -68,7 +68,7 @@ class MassacreGirlEffect extends OneShotEffect {
     @Override
     public boolean apply(Game game, Ability source) {
         game.addEffect(new BoostAllEffect(-1, -1, Duration.EndOfTurn, true), source);
-        game.addDelayedTriggeredAbility(new MassacreGirlDelayedTriggeredAbility());
+        game.addDelayedTriggeredAbility(new MassacreGirlDelayedTriggeredAbility(), source);
         return true;
     }
 }