diff --git a/math/dieharder/Makefile b/math/dieharder/Makefile
index 3b06a344479a..04df9c67e902 100644
--- a/math/dieharder/Makefile
+++ b/math/dieharder/Makefile
@@ -1,29 +1,30 @@
 PORTNAME=	dieharder
 PORTVERSION=	3.31.1
-PORTREVISION=	9
+PORTREVISION=	10
 CATEGORIES=	math
 MASTER_SITES=	http://www.phy.duke.edu/~rgb/General/dieharder/ LOCAL/bf
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Random number generator testsuite
 WWW=		http://www.phy.duke.edu/~rgb/General/dieharder.php
 
 LICENSE=	GPLv2
 
 LIB_DEPENDS=	libgsl.so:math/gsl
 
 MAKE_JOBS_UNSAFE=	yes
 
 USES=		dos2unix libtool tar:tgz
 GNU_CONFIGURE=	yes
+GNU_CONFIGURE_MANPREFIX=${PREFIX}/share
 CPPFLAGS+=	-I${LOCALBASE}/include
 LDFLAGS+=	-L${LOCALBASE}/lib
 USE_LDCONFIG=	yes
 
 # Fix build with clang11
 CFLAGS+=	-fcommon
 
 check test: build
 	${WRKSRC}/dieharder/dieharder -a
 
 .include <bsd.port.mk>
diff --git a/math/dieharder/pkg-plist b/math/dieharder/pkg-plist
index 0f199a495c28..a6a38546a945 100644
--- a/math/dieharder/pkg-plist
+++ b/math/dieharder/pkg-plist
@@ -1,54 +1,54 @@
 bin/dieharder
 include/dieharder/Dtest.h
 include/dieharder/Vtest.h
 include/dieharder/Xtest.h
 include/dieharder/copyright.h
 include/dieharder/dab_bytedistrib.h
 include/dieharder/dab_dct.h
 include/dieharder/dab_filltree.h
 include/dieharder/dab_filltree2.h
 include/dieharder/dab_monobit2.h
 include/dieharder/diehard_2dsphere.h
 include/dieharder/diehard_3dsphere.h
 include/dieharder/diehard_birthdays.h
 include/dieharder/diehard_bitstream.h
 include/dieharder/diehard_count_1s_byte.h
 include/dieharder/diehard_count_1s_stream.h
 include/dieharder/diehard_craps.h
 include/dieharder/diehard_dna.h
 include/dieharder/diehard_operm5.h
 include/dieharder/diehard_opso.h
 include/dieharder/diehard_oqso.h
 include/dieharder/diehard_parking_lot.h
 include/dieharder/diehard_rank_32x32.h
 include/dieharder/diehard_rank_6x8.h
 include/dieharder/diehard_runs.h
 include/dieharder/diehard_squeeze.h
 include/dieharder/diehard_sums.h
 include/dieharder/dieharder_rng_types.h
 include/dieharder/dieharder_test_types.h
 include/dieharder/libdieharder.h
 include/dieharder/marsaglia_tsang_gcd.h
 include/dieharder/marsaglia_tsang_gorilla.h
 include/dieharder/parse.h
 include/dieharder/rgb_bitdist.h
 include/dieharder/rgb_kstest_test.h
 include/dieharder/rgb_lagged_sums.h
 include/dieharder/rgb_lmn.h
 include/dieharder/rgb_minimum_distance.h
 include/dieharder/rgb_operm.h
 include/dieharder/rgb_permutations.h
 include/dieharder/rgb_persist.h
 include/dieharder/rgb_timing.h
 include/dieharder/std_test.h
 include/dieharder/sts_monobit.h
 include/dieharder/sts_runs.h
 include/dieharder/sts_serial.h
 include/dieharder/tests.h
 include/dieharder/verbose.h
 lib/libdieharder.a
 lib/libdieharder.so
 lib/libdieharder.so.3
 lib/libdieharder.so.3.31.1
-man/man1/dieharder.1.gz
-man/man3/libdieharder.3.gz
+share/man/man1/dieharder.1.gz
+share/man/man3/libdieharder.3.gz