1 files changed, 1 insertions, 1 deletions
diff --git a/src/du.c b/src/du.c
index c50c74a8c..23a65cec7 100644
--- a/src/du.c
+++ b/src/du.c
@@ -159,7 +159,7 @@ static struct option const long_options[] =
 void
 usage (int status)
 {
-  if (status != 0)
+  if (status != EXIT_SUCCESS)
     fprintf (stderr, _("Try `%s --help' for more information.\n"),
 	     program_name);
   else