diff --git a/Mage.Sets/src/mage/cards/k/KnightOfGrace.java b/Mage.Sets/src/mage/cards/k/KnightOfGrace.java
index 235258e950..c562e2ae63 100644
--- a/Mage.Sets/src/mage/cards/k/KnightOfGrace.java
+++ b/Mage.Sets/src/mage/cards/k/KnightOfGrace.java
@@ -7,6 +7,7 @@ import mage.abilities.condition.common.AnyPlayerControlsCondition;
 import mage.abilities.condition.common.DefendingPlayerControlsCondition;
 import mage.abilities.decorator.ConditionalContinuousEffect;
 import mage.abilities.effects.common.continuous.BoostControlledEffect;
+import mage.abilities.effects.common.continuous.BoostSourceEffect;
 import mage.abilities.effects.common.continuous.BoostSourceWhileControlsEffect;
 import mage.abilities.keyword.FirstStrikeAbility;
 import mage.abilities.keyword.HexproofFromBlackAbility;
@@ -41,14 +42,10 @@ public class KnightOfGrace extends CardImpl {
 
         //Knight of Grace gets +1/+0 as long as any player controls a black permanent.
         addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new ConditionalContinuousEffect(
-                new BoostControlledEffect(1, 0, Duration.WhileOnBattlefield),
+                new BoostSourceEffect(1, 0, Duration.WhileOnBattlefield),
                 new AnyPlayerControlsCondition(filter),
                 "{this} gets +1/+0 as long as any player controls a black permanent.")));
 
-
-
-
-
     }
 
     public KnightOfGrace(final KnightOfGrace knightOfGrace){