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-rw-r--r--src/base64.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/base64.c b/src/base64.c
index 675519fd6..0a4006802 100644
--- a/src/base64.c
+++ b/src/base64.c
@@ -60,7 +60,10 @@ usage (int status)
printf (_("\
Usage: %s [OPTION]... [FILE]\n\
Base64 encode or decode FILE, or standard input, to standard output.\n\
-\n"), program_name);
+"), program_name);
+
+ emit_mandatory_arg_note ();
+
fputs (_("\
-d, --decode decode data\n\
-i, --ignore-garbage when decoding, ignore non-alphabet characters\n\