diff --git a/mock/jrummikub/model/MockTable.java b/mock/jrummikub/model/MockTable.java
index d5bf07b..b077b7f 100644
--- a/mock/jrummikub/model/MockTable.java
+++ b/mock/jrummikub/model/MockTable.java
@@ -58,6 +58,8 @@ public class MockTable implements ITable {
 	}
 
 	public MockTable clone() {
+		if (clonedTable == null)
+			return this;
 		return clonedTable;
 	}