diff --git a/sys/sys/syscall.h b/sys/sys/syscall.h
index fbeb803bded1..550d9b735e06 100644
--- a/sys/sys/syscall.h
+++ b/sys/sys/syscall.h
@@ -511,4 +511,5 @@
 #define	SYS_sigfastblock	573
 #define	SYS___realpathat	574
 #define	SYS_close_range	575
-#define	SYS_MAXSYSCALL	576
+#define	SYS_rpctls_syscall	576
+#define	SYS_MAXSYSCALL	577
diff --git a/sys/sys/sysproto.h b/sys/sys/sysproto.h
index 6364fa269997..03abffb41afb 100644
--- a/sys/sys/sysproto.h
+++ b/sys/sys/sysproto.h
@@ -1832,6 +1832,10 @@ struct close_range_args {
 	char highfd_l_[PADL_(u_int)]; u_int highfd; char highfd_r_[PADR_(u_int)];
 	char flags_l_[PADL_(int)]; int flags; char flags_r_[PADR_(int)];
 };
+struct rpctls_syscall_args {
+	char op_l_[PADL_(int)]; int op; char op_r_[PADR_(int)];
+	char path_l_[PADL_(const char *)]; const char * path; char path_r_[PADR_(const char *)];
+};
 int	nosys(struct thread *, struct nosys_args *);
 void	sys_sys_exit(struct thread *, struct sys_exit_args *);
 int	sys_fork(struct thread *, struct fork_args *);
@@ -2222,6 +2226,7 @@ int	sys_shm_rename(struct thread *, struct shm_rename_args *);
 int	sys_sigfastblock(struct thread *, struct sigfastblock_args *);
 int	sys___realpathat(struct thread *, struct __realpathat_args *);
 int	sys_close_range(struct thread *, struct close_range_args *);
+int	sys_rpctls_syscall(struct thread *, struct rpctls_syscall_args *);
 
 #ifdef COMPAT_43
 
@@ -3152,6 +3157,7 @@ int	freebsd12_closefrom(struct thread *, struct freebsd12_closefrom_args *);
 #define	SYS_AUE_sigfastblock	AUE_NULL
 #define	SYS_AUE___realpathat	AUE_REALPATHAT
 #define	SYS_AUE_close_range	AUE_CLOSERANGE
+#define	SYS_AUE_rpctls_syscall	AUE_NULL
 
 #undef PAD_
 #undef PADL_