diff --git a/sys/kern/syscalls.master b/sys/kern/syscalls.master
index bf64f0f0c791..64aa65b9273d 100644
--- a/sys/kern/syscalls.master
+++ b/sys/kern/syscalls.master
@@ -565,3 +565,5 @@
 392	STD	BSD	{ int uuidgen(struct uuid *store, int count); }
 393	MSTD	BSD	{ int sendfile(int fd, int s, off_t offset, size_t nbytes, \
 				struct sf_hdtr *hdtr, off_t *sbytes, int flags); }
+394	MNOIMPL	BSD	{ int mac_policy(const char *policy, int call, \
+				void *arg); }