diff --git a/usr.sbin/lmcconfig/lmcconfig.c b/usr.sbin/lmcconfig/lmcconfig.c
index f94c4d1bb6cc..1fe63f76e958 100644
--- a/usr.sbin/lmcconfig/lmcconfig.c
+++ b/usr.sbin/lmcconfig/lmcconfig.c
@@ -68,6 +68,8 @@
 #include <stdio.h>
 #include <errno.h>
 #include <stdlib.h>
+#include <string.h>
+#include <strings.h>
 #include <unistd.h>
 #if defined(NETGRAPH)
 # include <netgraph.h>