diff --git a/sys/conf/files b/sys/conf/files
index e5bf8ab2fdb0..223dcd500b8c 100644
--- a/sys/conf/files
+++ b/sys/conf/files
@@ -1594,6 +1594,11 @@ posix4/ksched.c	optional _kposix_priority_scheduling
 posix4/p1003_1b.c	standard
 posix4/posix4_mib.c	standard
 kern/uipc_sem.c		optional p1003_1b_semaphores
+security/mac/mac_net.c		optional mac
+security/mac/mac_pipe.c		optional mac
+security/mac/mac_process.c	optional mac
+security/mac/mac_system.c	optional mac
+security/mac/mac_vfs.c		optional mac
 security/mac_biba/mac_biba.c	optional mac_biba
 security/mac_bsdextended/mac_bsdextended.c	optional mac_bsdextended
 security/mac_ifoff/mac_ifoff.c	optional mac_ifoff