diff --git a/usr.sbin/binmiscctl/binmiscctl.c b/usr.sbin/binmiscctl/binmiscctl.c
index 5ab82e4cd42a..57ab2b6f5df1 100644
--- a/usr.sbin/binmiscctl/binmiscctl.c
+++ b/usr.sbin/binmiscctl/binmiscctl.c
@@ -133,7 +133,7 @@ static char const *cmd_sysctl_name[] = {
 	IBE_SYSCTL_NAME_LIST
 };
 
-static void
+static void __dead2
 usage(const char *format, ...)
 {
 	va_list args;