diff --git a/leigh-minecraft-worldguard/src/main/java/leigh/minecraft/worldguard/LotRepairApp.java b/leigh-minecraft-worldguard/src/main/java/leigh/minecraft/worldguard/LotRepairApp.java
index 827a7315d88b60f1533254e915381916e1ada698..a379c4eea96b6b9f5e884caa7210c28348b1f03e 100644
--- a/leigh-minecraft-worldguard/src/main/java/leigh/minecraft/worldguard/LotRepairApp.java
+++ b/leigh-minecraft-worldguard/src/main/java/leigh/minecraft/worldguard/LotRepairApp.java
@@ -9,6 +9,13 @@ import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 
+/**
+ * This is a one-off app/utility to repair/modify lots in the worldguard file, for exmaple, to set new
+ * maximum / minimum elevations. It isn't intended for general use; review carefully before attempting to
+ * use.
+ *
+ * @author C. Alexander Leigh
+ */
 public class LotRepairApp {
     private static final MechaLogger logger = MechaLoggerFactory.getLogger(LotRepairApp.class);