diff --git a/lib/libmp/Makefile b/lib/libmp/Makefile
index 1e11ff12d43..81937867532 100644
--- a/lib/libmp/Makefile
+++ b/lib/libmp/Makefile
@@ -6,6 +6,9 @@ WARNS?=		2
 NO_WERROR=	yes
 SHLIB_MAJOR=	4
 SRCS=		mpasbn.c
+INCS=		mp.h
+MAN3=		mp.3
+MLINKS=		mp.3 libmp.3
 
 beforeinstall:
 	${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \