diff --git a/org/homelinux/largo/games/board/checkersboard/CheckersBoard.java b/org/homelinux/largo/games/board/checkersboard/CheckersBoard.java
--- a/org/homelinux/largo/games/board/checkersboard/CheckersBoard.java
+++ b/org/homelinux/largo/games/board/checkersboard/CheckersBoard.java
@@ -13,7 +13,7 @@
 import org.homelinux.largo.utils.ImgComponent;
 
 public class CheckersBoard extends Board {
-    static final long serialVersionUID = 250408;
+    static final long serialVersionUID = 1L;
 
     static final int PIECE = 1;
     static final int QUEEN = 2;