document -v

1 files changed, 1 insertions, 0 deletions

diff --git a/ssh-vulnkey.c b/ssh-vulnkey.c
index 9616ecfe8..cade7b08a 100644
--- a/ssh-vulnkey.c
+++ b/ssh-vulnkey.c
@@ -70,6 +70,7 @@ usage(void)
         fprintf(stderr, "Options:\n");
         fprintf(stderr, "  -a          Check keys of all users.\n");
         fprintf(stderr, "  -q          Quiet mode.\n");
+        fprintf(stderr, "  -v          Verbose mode.\n");
         exit(1);
 }