diff --git a/japanese/ack/Makefile b/japanese/ack/Makefile
index 1aaff5aadfec..f5896f59658b 100644
--- a/japanese/ack/Makefile
+++ b/japanese/ack/Makefile
@@ -1,6 +1,6 @@
 PORTNAME=	ack
 PORTVERSION=	1.39
-PORTREVISION=	1
+PORTREVISION=	2
 CATEGORIES=	japanese converters
 MASTER_SITES=	http://ftp.vector.co.jp/06/43/1369/
 DISTNAME=	${PORTNAME}${PORTVERSION:S/.//}
@@ -15,10 +15,11 @@ CONFLICTS_INSTALL=	p5-ack # /bin/ack
 ALL_TARGET=	ack
 CFLAGS+=	-Wno-error=return-type
 
-PLIST_FILES=	bin/ack man/ja/man1/ack.1.gz
+PLIST_FILES=	bin/ack share/man/ja/man1/ack.1.gz
 
 post-patch:
-	@${REINPLACE_CMD} -E 's,(BINARY|MANUAL)),DESTDIR)$$(&,' \
+	@${REINPLACE_CMD} -E 's,(BINARY|MANUAL)),DESTDIR)$$(&, ; \
+		s|^MANUAL.*|MANUAL=${PREFIX}/share/man/ja/man1|' \
 		${WRKSRC}/Makefile
 
 .include <bsd.port.mk>