diff --git a/miscutils/runlevel.c b/miscutils/runlevel.c
index 6e10d9cbb..83b5a77d4 100644
--- a/miscutils/runlevel.c
+++ b/miscutils/runlevel.c
@@ -11,17 +11,16 @@
  *
  * initially busyboxified by Bernhard Reutner-Fischer
  */
-
-#include <utmp.h>
 #include "libbb.h"
+#include <utmp.h>
 
 int runlevel_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int runlevel_main(int argc, char **argv)
+int runlevel_main(int argc UNUSED_PARAM, char **argv)
 {
 	struct utmp *ut;
 	char prev;
 
-	if (argc > 1) utmpname(argv[1]);
+	if (argv[1]) utmpname(argv[1]);
 
 	setutent();
 	while ((ut = getutent()) != NULL) {