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-rw-r--r--src/sync.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/sync.c b/src/sync.c
index 13e53f670..6d98b5d4f 100644
--- a/src/sync.c
+++ b/src/sync.c
@@ -65,7 +65,7 @@ main (int argc, char **argv)
atexit (close_stdout);
parse_long_options (argc, argv, PROGRAM_NAME, PACKAGE, VERSION,
- usage, AUTHORS, NULL);
+ usage, AUTHORS, (char const *) NULL);
if (1 < argc)
error (0, 0, _("ignoring all arguments"));