diff --git a/Mage/src/main/java/mage/players/PlayerImpl.java b/Mage/src/main/java/mage/players/PlayerImpl.java
index a2be32c19e4..bdb8a60a3e1 100644
--- a/Mage/src/main/java/mage/players/PlayerImpl.java
+++ b/Mage/src/main/java/mage/players/PlayerImpl.java
@@ -2353,7 +2353,12 @@ public abstract class PlayerImpl implements Player, Serializable {
 
     @Override
     public void declareBlocker(UUID defenderId, UUID blockerId, UUID attackerId, Game game) {
-        if (isHuman()) {
+        declareBlocker(defenderId, blockerId, attackerId, game, true);
+    }
+
+    @Override
+    public void declareBlocker(UUID defenderId, UUID blockerId, UUID attackerId, Game game, boolean allowUndo) {
+        if (isHuman() && allowUndo) {
             setStoredBookmark(game.bookmarkState());
         }
         Permanent blocker = game.getPermanent(blockerId);