diff --git a/plugins/sudoers/testsudoers.c b/plugins/sudoers/testsudoers.c
index f924f54a2..60eba9530 100644
--- a/plugins/sudoers/testsudoers.c
+++ b/plugins/sudoers/testsudoers.c
@@ -685,6 +685,6 @@ static int testsudoers_print(const char *msg)
 void
 usage(void)
 {
-    (void) fprintf(stderr, "usage: %s [-dt] [-G sudoers_gid] [-g group] [-h host] [-p grfile] [-p pwfile] [-U sudoers_uid] [-u user] <user> <command> [args]\n", getprogname());
+    (void) fprintf(stderr, "usage: %s [-dt] [-G sudoers_gid] [-g group] [-h host] [-P grfile] [-p pwfile] [-U sudoers_uid] [-u user] <user> <command> [args]\n", getprogname());
     exit(1);
 }