diff --git a/forge-game/src/main/java/forge/game/cost/ICostVisitor.java b/forge-game/src/main/java/forge/game/cost/ICostVisitor.java
index 89b69c2c2e1..29df064dd01 100644
--- a/forge-game/src/main/java/forge/game/cost/ICostVisitor.java
+++ b/forge-game/src/main/java/forge/game/cost/ICostVisitor.java
@@ -3,6 +3,7 @@ package forge.game.cost;
 public interface ICostVisitor<T> {
 
     T visit(CostGainControl cost);
+    T visit(CostChooseColor cost);
     T visit(CostChooseCreatureType cost);
     T visit(CostDiscard cost);
     T visit(CostDamage cost);
@@ -40,6 +41,11 @@ public interface ICostVisitor<T> {
             return null;
         }
 
+        @Override
+        public T visit(CostChooseColor cost) {
+            return null;
+        }
+
         @Override
         public T visit(CostChooseCreatureType cost) {
             return null;