diff --git a/Mage.Sets/src/mage/cards/i/IncursionSpecialist.java b/Mage.Sets/src/mage/cards/i/IncursionSpecialist.java
index 77551ba91eb..727f80a0217 100644
--- a/Mage.Sets/src/mage/cards/i/IncursionSpecialist.java
+++ b/Mage.Sets/src/mage/cards/i/IncursionSpecialist.java
@@ -30,7 +30,7 @@ public final class IncursionSpecialist extends CardImpl {
         Ability ability = new CastSecondSpellTriggeredAbility(
                 new BoostSourceEffect(2, 0, Duration.EndOfTurn)
         );
-        ability.addEffect(new CantBeBlockedSourceEffect().setText("and can't be blocked this turn"));
+        ability.addEffect(new CantBeBlockedSourceEffect(Duration.EndOfTurn).setText("and can't be blocked this turn"));
         this.addAbility(ability);
     }