diff --git a/libisoburn/trunk/releng/releng_isojigdo b/libisoburn/trunk/releng/releng_isojigdo
index 26c64a37..5016b07b 100755
--- a/libisoburn/trunk/releng/releng_isojigdo
+++ b/libisoburn/trunk/releng/releng_isojigdo
@@ -35,7 +35,7 @@ Usage:
  ${SELF} -rc [-keep]
 
 # without using a config file
- ${SELF} /path/to/xorriso [-keep]
+ ${SELF} /absolute/or/relative/path/to/xorriso [-keep]
 
 # cleanup test generated data directory and exit
  ${SELF} -cleanup