diff --git a/math/grpn/Makefile b/math/grpn/Makefile
index b98610a4c7f2..f7bba1e2a736 100644
--- a/math/grpn/Makefile
+++ b/math/grpn/Makefile
@@ -1,7 +1,7 @@
 PORTNAME=	grpn
 PORTVERSION=	1.5.2
 DISTVERSIONPREFIX=	v
-PORTREVISION=	1
+PORTREVISION=	2
 CATEGORIES=	math
 
 MAINTAINER=	ports@FreeBSD.org
@@ -17,7 +17,7 @@ GH_ACCOUNT=	utopiabound
 
 WRKSRC_SUBDIR=	src
 
-PLIST_FILES=	bin/grpn man/man1/grpn.1.gz
+PLIST_FILES=	bin/grpn share/man/man1/grpn.1.gz
 PORTDOCS=	CHANGES
 
 OPTIONS_DEFINE=	DOCS
diff --git a/math/grpn/files/patch-Makefile b/math/grpn/files/patch-Makefile
index 9d94c0db7f9f..d103f98e1b2f 100644
--- a/math/grpn/files/patch-Makefile
+++ b/math/grpn/files/patch-Makefile
@@ -7,7 +7,7 @@
 -PREFIX = /usr/local
 -MANDIR = ${PREFIX}/man
 +PREFIX ?= /usr/local
-+MANDIR ?= ${MANPREFIX}/man
++MANDIR ?= ${PREFIX}/share/man
  
  # What compiler should be used
 -CC = gcc