diff --git a/bindings/java/src/net/hyperic/sigar/cmd/Du.java b/bindings/java/src/net/hyperic/sigar/cmd/Du.java
index ad533fb5..c55e5bbd 100644
--- a/bindings/java/src/net/hyperic/sigar/cmd/Du.java
+++ b/bindings/java/src/net/hyperic/sigar/cmd/Du.java
@@ -8,6 +8,8 @@ import net.hyperic.sigar.SigarException;
  */
 public class Du extends SigarCommandBase {
 
+    //like du -s -b
+
     public Du(Shell shell) {
         super(shell);
     }