diff --git a/math/sollya/Makefile b/math/sollya/Makefile
index c3b32df6bc8b..61848d06b259 100644
--- a/math/sollya/Makefile
+++ b/math/sollya/Makefile
@@ -1,9 +1,8 @@
-# $NetBSD: Makefile,v 1.7 2022/10/28 19:59:03 alnsn Exp $
+# $NetBSD: Makefile,v 1.8 2022/10/28 23:49:43 alnsn Exp $
 
-DISTNAME=	sollya-7.0
-PKGREVISION=	5
+DISTNAME=	sollya-8.0
 CATEGORIES=	math
-MASTER_SITES=	https://www.sollya.org/releases/sollya-7.0/
+MASTER_SITES=	https://www.sollya.org/releases/sollya-8.0/
 
 MAINTAINER=	pkgsrc-users@NetBSD.org
 HOMEPAGE=	https://www.sollya.org/
@@ -12,8 +11,11 @@ LICENSE=	cecill-2.0 AND gnu-lgpl-v3
 
 GNU_CONFIGURE=	yes
 USE_LIBTOOL=	yes
+USE_TOOLS+=	gmake
 USE_LANGUAGES=	c c++
 
+CONFIGURE_ARGS+=	--with-xml2-include=${PREFIX}/include/libxml2
+
 TEST_TARGET=	check
 
 .include "../../devel/gmp/buildlink3.mk"
diff --git a/math/sollya/PLIST b/math/sollya/PLIST
index b4fe84814a6b..0b711593cd7d 100644
--- a/math/sollya/PLIST
+++ b/math/sollya/PLIST
@@ -1,7 +1,6 @@
-@comment $NetBSD: PLIST,v 1.1 2020/05/19 14:45:21 riastradh Exp $
+@comment $NetBSD: PLIST,v 1.2 2022/10/28 23:49:43 alnsn Exp $
 bin/sollya
 include/sollya-messages.h
 include/sollya.h
 lib/libsollya.la
 man/man1/sollya.1
-share/doc/sollya/sollya.pdf
diff --git a/math/sollya/distinfo b/math/sollya/distinfo
index bb42807dc4e6..6426a87ec3ee 100644
--- a/math/sollya/distinfo
+++ b/math/sollya/distinfo
@@ -1,8 +1,5 @@
-$NetBSD: distinfo,v 1.4 2021/10/26 10:56:08 nia Exp $
+$NetBSD: distinfo,v 1.5 2022/10/28 23:49:43 alnsn Exp $
 
-BLAKE2s (sollya-7.0.tar.gz) = fcaf6e48a6bcb67f5858035dcc4cc93d0ecfea99c192ceb797b2b1d3e71966d9
-SHA512 (sollya-7.0.tar.gz) = 14dc25ffdfae16c52b335525eb26c787e561a5b9787fe65a9858e84d49f7386dfe2f7c0b7d18268a54a2f7227f506f6dbeecf7455d1ad49bef9dafbc25c30bef
-Size (sollya-7.0.tar.gz) = 3722904 bytes
-SHA1 (patch-configure) = 0a63ec954969fe7f78804c430f1775fb0e9e0313
-SHA1 (patch-configure.ac) = 3c6c1804d1504265bf02cb6d984d6d60d39f0c16
-SHA1 (patch-general.c) = 66a0175d043c25c55e33c4e771bd11902b85f973
+BLAKE2s (sollya-8.0.tar.gz) = 4e64185625bf5a1f475c7088399b417039a8643018955e5c24fa7852faf1d9a3
+SHA512 (sollya-8.0.tar.gz) = 6c80a1f6dc671bf7ef0fa9095dba235167f8ce279e67095834be1b81f459d6d21aa5f25037c706dd1b628a8f6a9b5c5cfef2dca1deff4254fb8f6005e1768a64
+Size (sollya-8.0.tar.gz) = 4425491 bytes
diff --git a/math/sollya/patches/patch-configure b/math/sollya/patches/patch-configure
deleted file mode 100644
index ca89a2359d0d..000000000000
--- a/math/sollya/patches/patch-configure
+++ /dev/null
@@ -1,17 +0,0 @@
-$NetBSD: patch-configure,v 1.2 2020/07/17 17:30:13 riastradh Exp $
-
-Fix shell portability.
-
-https://lists.gforge.inria.fr/pipermail/sollya-devl/2020-July/000018.html
-
---- configure.orig	2018-09-20 12:01:05.000000000 +0000
-+++ configure
-@@ -16641,7 +16641,7 @@ $as_echo_n "checking whether help2man su
- $as_echo "$HELP2MAN_SUPPORTS_LOCALE" >&6; }
-   rm -rf .tmp_help2man
- fi
-- if test "x$HELP2MAN_SUPPORTS_LOCALE" == "xyes"; then
-+ if test "x$HELP2MAN_SUPPORTS_LOCALE" = "xyes"; then
-   HAVE_HELP2MAN_LOCALE_TRUE=
-   HAVE_HELP2MAN_LOCALE_FALSE='#'
- else
diff --git a/math/sollya/patches/patch-configure.ac b/math/sollya/patches/patch-configure.ac
deleted file mode 100644
index 48e23d1028d4..000000000000
--- a/math/sollya/patches/patch-configure.ac
+++ /dev/null
@@ -1,17 +0,0 @@
-$NetBSD: patch-configure.ac,v 1.2 2020/07/17 17:30:13 riastradh Exp $
-
-Fix shell portability.
-
-https://lists.gforge.inria.fr/pipermail/sollya-devl/2020-July/000018.html
-
---- configure.ac.orig	2018-09-20 11:11:30.000000000 +0000
-+++ configure.ac
-@@ -63,7 +63,7 @@ then
-   AC_MSG_RESULT($HELP2MAN_SUPPORTS_LOCALE)
-   rm -rf .tmp_help2man
- fi
--AM_CONDITIONAL([HAVE_HELP2MAN_LOCALE], [test "x$HELP2MAN_SUPPORTS_LOCALE" == "xyes"])
-+AM_CONDITIONAL([HAVE_HELP2MAN_LOCALE], [test "x$HELP2MAN_SUPPORTS_LOCALE" = "xyes"])
- 
- #Checking for pdflatex with the required packages
- AC_PATH_PROG([PDFLATEX],[pdflatex],[no])
diff --git a/math/sollya/patches/patch-general.c b/math/sollya/patches/patch-general.c
deleted file mode 100644
index 7384581a962a..000000000000
--- a/math/sollya/patches/patch-general.c
+++ /dev/null
@@ -1,17 +0,0 @@
-$NetBSD: patch-general.c,v 1.2 2020/07/17 17:30:13 riastradh Exp $
-
-Get declarations for gettimeofday and clock_gettime on NetBSD.
-
-https://lists.gforge.inria.fr/pipermail/sollya-devl/2020-July/000019.html
-
---- general.c.orig	2018-08-27 08:32:07.000000000 +0000
-+++ general.c
-@@ -73,7 +73,7 @@
- #include "signalhandling.h"
- 
- #define _POSIX_SOURCE
--#define _POSIX_C_SOURCE 199309L
-+#define _POSIX_C_SOURCE 200112L
- 
- #include <sys/types.h>
- #include <gmp.h>