diff --git a/math/numdiff/Makefile b/math/numdiff/Makefile
index a7a23ad234c6..38071613e5c8 100644
--- a/math/numdiff/Makefile
+++ b/math/numdiff/Makefile
@@ -1,34 +1,35 @@
 PORTNAME=	numdiff
 PORTVERSION=	5.9.0
-PORTREVISION=	1
+PORTREVISION=	2
 CATEGORIES=	math textproc
 MASTER_SITES=	SAVANNAH
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Compare putatively similar files, ignoring small numeric differences
 WWW=		https://www.nongnu.org/numdiff/
 
 LICENSE=	GPLv3
 
 USES=		gmake
 GNU_CONFIGURE=	yes
+GNU_CONFIGURE_MANPREFIX=${PREFIX}/share
 MAKE_ARGS=	INSTALL_PROGRAM="${INSTALL_PROGRAM}" \
 		INSTALL_DATA="${INSTALL_DATA}"
 
 INFO=		numdiff
 
 OPTIONS_DEFINE=		DOCS GMP NLS
 OPTIONS_DEFAULT=	GMP
 OPTIONS_SUB=		yes
 
 GMP_LIB_DEPENDS=	libgmp.so:math/gmp
 GMP_CONFIGURE_ENABLE=	gmp
 NLS_USES=		gettext-runtime
 NLS_CONFIGURE_ENABLE=	nls
 NLS_INSTALL_TARGET=	install install-nls
 
 post-patch:
 	@${REINPLACE_CMD} -e \
 		'/$$(INFOFILE).gz/s|$$(INSTALL_DATA)|:|' ${WRKSRC}/Makefile.in
 
 .include <bsd.port.mk>
diff --git a/math/numdiff/pkg-plist b/math/numdiff/pkg-plist
index 38ee57d8fb89..7b7b695781c0 100644
--- a/math/numdiff/pkg-plist
+++ b/math/numdiff/pkg-plist
@@ -1,17 +1,17 @@
 bin/ndselect
 bin/numdiff
-man/man1/ndselect.1.gz
-man/man1/numdiff.1.gz
+share/man/man1/ndselect.1.gz
+share/man/man1/numdiff.1.gz
 %%PORTDOCS%%%%DOCSDIR%%/AUTHORS
 %%PORTDOCS%%%%DOCSDIR%%/BUGS
 %%PORTDOCS%%%%DOCSDIR%%/COPYING
 %%PORTDOCS%%%%DOCSDIR%%/ChangeLog
 %%PORTDOCS%%%%DOCSDIR%%/INSTALL
 %%PORTDOCS%%%%DOCSDIR%%/NEWS
 %%PORTDOCS%%%%DOCSDIR%%/README
 %%PORTDOCS%%%%DOCSDIR%%/TODO
 %%PORTDOCS%%%%DOCSDIR%%/numdiff.html
 %%PORTDOCS%%%%DOCSDIR%%/numdiff.pdf
 %%PORTDOCS%%%%DOCSDIR%%/numdiff.txt
 %%NLS%%share/locale/it/LC_MESSAGES/ndselect.mo
 %%NLS%%share/locale/it/LC_MESSAGES/numdiff.mo