diff --git a/Mage.Client/src/main/java/mage/client/deckeditor/collection/viewer/MageBook.java b/Mage.Client/src/main/java/mage/client/deckeditor/collection/viewer/MageBook.java
index 934de18963c..f2cda672284 100644
--- a/Mage.Client/src/main/java/mage/client/deckeditor/collection/viewer/MageBook.java
+++ b/Mage.Client/src/main/java/mage/client/deckeditor/collection/viewer/MageBook.java
@@ -148,6 +148,7 @@ public class MageBook extends JComponent {
     private void addSetTabs() {
         jPanelLeft.removeAll();
         jPanelRight.removeAll();
+        tabs.clear();
         Image image = ImageHelper.loadImage(LEFT_TAB_IMAGE_PATH);
         Image imageRight = ImageHelper.loadImage(RIGHT_TAB_IMAGE_PATH);
         int y = 0;