diff --git a/xorriso/README b/xorriso/README
index 0233bb32..5963be24 100644
--- a/xorriso/README
+++ b/xorriso/README
@@ -130,7 +130,7 @@ of ctime date stamps.
 The exit value is 0 if no difference was detected, non-0 else.
 
 Example: After
-   xorriso ... -pathspecs on -add /=/original/dir --
+   xorriso ... -pathspecs on -add /=/original/dir -- -commit_eject all
    mount /media/dvd
    cd test
 compare tree /media/dvd with tree /original/dir :