diff --git a/src/main/java/forge/card/spellability/SpellAbility.java b/src/main/java/forge/card/spellability/SpellAbility.java
index 914d1f62782..b3ae9f19ae7 100644
--- a/src/main/java/forge/card/spellability/SpellAbility.java
+++ b/src/main/java/forge/card/spellability/SpellAbility.java
@@ -127,7 +127,7 @@ public abstract class SpellAbility {
         }
     };
 
-    private CardList tappedForConvoke = null;
+    private CardList tappedForConvoke = new CardList();
 
     /**
      * <p>