diff --git a/sbin/sysctl/sysctl.c b/sbin/sysctl/sysctl.c
index fd38ceaa56a9..aaffc19a839b 100644
--- a/sbin/sysctl/sysctl.c
+++ b/sbin/sysctl/sysctl.c
@@ -76,8 +76,8 @@ usage(void)
 {
 
 	(void)fprintf(stderr, "%s\n%s\n",
-	    "usage: sysctl [-bdehNnox] name[=value] ...",
-	    "       sysctl [-bdehNnox] -a");
+	    "usage: sysctl [-bdehNnoqx] name[=value] ...",
+	    "       sysctl [-bdehNnoqx] -a");
 	exit(1);
 }