diff --git a/ja_JP.eucJP/man/Makefile b/ja_JP.eucJP/man/Makefile
index 4472b39bb4..06d899a231 100644
--- a/ja_JP.eucJP/man/Makefile
+++ b/ja_JP.eucJP/man/Makefile
@@ -1,11 +1,11 @@
 # $FreeBSD$
 
-BINDIR= /usr/share
-SUBDIR= man1 man2 man3 man4 man5 man6 man7 man8 man9
+PREFIX?=	/usr/share
+SUBDIR=	man1 man2 man3 man4 man5 man6 man7 man8 man9
 
 makedb:
-	LANG=ja_JP.EUC jmakewhatis ${DESTDIR}${BINDIR}/man/ja/
+	LANG=ja_JP.EUC jmakewhatis ${DESTDIR}${PREFIX}/man/ja/
 
 package:
 
 .include <bsd.subdir.mk>
diff --git a/ja_JP.eucJP/man/Makefile.inc b/ja_JP.eucJP/man/Makefile.inc
index 46725d4631..34196d1410 100644
--- a/ja_JP.eucJP/man/Makefile.inc
+++ b/ja_JP.eucJP/man/Makefile.inc
@@ -1,5 +1,5 @@
 # $FreeBSD$
 
-PREFIX?=	/usr
-MANDIR?=	${PREFIX}/share/man/ja/man
+PREFIX?=	/usr/share
+MANDIR?=	${PREFIX}/man/ja/man
 MROFF_CMD?=	/usr/local/bin/groff -Tnippon -man