diff --git a/science/maeparser/Makefile b/science/maeparser/Makefile
index 095de69a65d7..c24012dcf752 100644
--- a/science/maeparser/Makefile
+++ b/science/maeparser/Makefile
@@ -1,22 +1,21 @@
 PORTNAME=	maeparser
 DISTVERSIONPREFIX=	v
-DISTVERSION=	1.3.0
-PORTREVISION=	1
+DISTVERSION=	1.3.1
 CATEGORIES=	science
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Parser for Schrodinger Maestro files
 WWW=		https://github.com/schrodinger/maeparser
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE.txt
 
 LIB_DEPENDS=	libboost_iostreams.so:devel/boost-libs
 
 USES=		cmake:testing compiler:c++11-lang
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	schrodinger
 USE_LDCONFIG=	yes
 
 .include <bsd.port.mk>
diff --git a/science/maeparser/distinfo b/science/maeparser/distinfo
index 34c1f534911f..42e1d552ac0a 100644
--- a/science/maeparser/distinfo
+++ b/science/maeparser/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1662773019
-SHA256 (schrodinger-maeparser-v1.3.0_GH0.tar.gz) = fa8f9336de1e5d1cabec29a6da04547b1fb040bb32ba511ff30b4a14097c751c
-SIZE (schrodinger-maeparser-v1.3.0_GH0.tar.gz) = 39627
+TIMESTAMP = 1675622960
+SHA256 (schrodinger-maeparser-v1.3.1_GH0.tar.gz) = a8d80f67d1b9be6e23b9651cb747f4a3200132e7d878a285119c86bf44568e36
+SIZE (schrodinger-maeparser-v1.3.1_GH0.tar.gz) = 39696
diff --git a/science/maeparser/pkg-plist b/science/maeparser/pkg-plist
index cea0bfbf56d8..060367eb9b44 100644
--- a/science/maeparser/pkg-plist
+++ b/science/maeparser/pkg-plist
@@ -1,12 +1,12 @@
 include/maeparser/Buffer.hpp
 include/maeparser/MaeBlock.hpp
 include/maeparser/MaeConstants.hpp
 include/maeparser/MaeParser.hpp
 include/maeparser/MaeParserConfig.hpp
 include/maeparser/Reader.hpp
 include/maeparser/Writer.hpp
 lib/cmake/maeparser-config-%%CMAKE_BUILD_TYPE%%.cmake
 lib/cmake/maeparser-config.cmake
 lib/libmaeparser.so
 lib/libmaeparser.so.1
-lib/libmaeparser.so.1.3.0
+lib/libmaeparser.so.1.3.1