diff --git a/textproc/re-flex/Makefile b/textproc/re-flex/Makefile
index 933217634df1..0b8c6b286e79 100644
--- a/textproc/re-flex/Makefile
+++ b/textproc/re-flex/Makefile
@@ -1,31 +1,30 @@
 PORTNAME=	re-flex
-PORTVERSION=	3.0.12
+PORTVERSION=	3.1.0
 DISTVERSIONPREFIX=	v
 PORTREVISION=	0
 CATEGORIES=	textproc
 
 MAINTAINER=	gahr@FreeBSD.org
 COMMENT=	Regex-centric, fast and flexible scanner generator for C++
 
 LICENSE=	BSD3CLAUSE
 
-USES=		autoreconf compiler:c++11-lib gmake
+USES=		compiler:c++11-lib cmake
 
 CONFLICTS_INSTALL=	reflex
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	Genivia
 GH_PROJECT=	RE-flex
 
-GNU_CONFIGURE=	yes
-
 TEST_TARGET=	test
 
 post-install:
 	@${MKDIR} ${STAGEDIR}${PREFIX}/include/reflex
 	(cd ${WRKSRC}/include/reflex && \
 	 ${COPYTREE_SHARE} \* ${STAGEDIR}${PREFIX}/include/reflex)
 	@${MKDIR} ${STAGEDIR}${DATADIR}
 	${INSTALL_DATA} ${WRKSRC}/lex.vim ${STAGEDIR}${DATADIR}/lex.vim
+	${INSTALL_MAN} ${WRKSRC}/doc/man/reflex.1 ${STAGEDIR}/${MAN1PREFIX}/man/man1/
 
 .include <bsd.port.mk>
diff --git a/textproc/re-flex/distinfo b/textproc/re-flex/distinfo
index 3c5f5c3967ca..484e528d3e2a 100644
--- a/textproc/re-flex/distinfo
+++ b/textproc/re-flex/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1638176484
-SHA256 (Genivia-RE-flex-v3.0.12_GH0.tar.gz) = 3341ac841a79544e7645027ab9e920a76971cdb85d1d12b0b67275614418d916
-SIZE (Genivia-RE-flex-v3.0.12_GH0.tar.gz) = 6131163
+TIMESTAMP = 1639467442
+SHA256 (Genivia-RE-flex-v3.1.0_GH0.tar.gz) = 7f069c2b4dcf1c05313bd0460af5dcc40cb3153ff8715c179797c70559e5d870
+SIZE (Genivia-RE-flex-v3.1.0_GH0.tar.gz) = 6133489
diff --git a/textproc/re-flex/pkg-plist b/textproc/re-flex/pkg-plist
index 9cf6842c3bf5..a20eff21f646 100644
--- a/textproc/re-flex/pkg-plist
+++ b/textproc/re-flex/pkg-plist
@@ -1,26 +1,29 @@
 bin/reflex
 include/reflex/abslexer.h
 include/reflex/absmatcher.h
 include/reflex/bits.h
 include/reflex/boostmatcher.h
 include/reflex/convert.h
 include/reflex/debug.h
 include/reflex/error.h
 include/reflex/flexlexer.h
 include/reflex/input.h
 include/reflex/matcher.h
 include/reflex/pcre2matcher.h
 include/reflex/pattern.h
 include/reflex/posix.h
 include/reflex/ranges.h
 include/reflex/setop.h
 include/reflex/simd.h
 include/reflex/stdmatcher.h
 include/reflex/timer.h
 include/reflex/traits.h
 include/reflex/unicode.h
 include/reflex/utf8.h
 lib/libreflex.a
-lib/libreflexmin.a
+lib/libreflex.so
+lib/cmake/reflex/ReflexConfig.cmake
+lib/cmake/reflex/ReflexTargets-%%CMAKE_BUILD_TYPE%%.cmake
+lib/cmake/reflex/ReflexTargets.cmake
 %%DATADIR%%/lex.vim
 man/man1/reflex.1.gz