diff --git a/chinese/opencc/Makefile b/chinese/opencc/Makefile
index 0c6f634b2108..293b295039ee 100644
--- a/chinese/opencc/Makefile
+++ b/chinese/opencc/Makefile
@@ -1,31 +1,24 @@
 PORTNAME=	opencc
-DISTVERSION=	1.1.6
 DISTVERSIONPREFIX=	ver.
+DISTVERSION=	1.3.1
 CATEGORIES=	chinese converters
 
 MAINTAINER=	lichray@gmail.com
 COMMENT=	Open Chinese Convert library and utilities
 WWW=		https://github.com/BYVoid/OpenCC
 
 LICENSE=	APACHE20
 
+USES=		cmake:testing compiler:c++11-lib python:build
 USE_GITHUB=	yes
+USE_LDCONFIG=	yes
 GH_ACCOUNT=	BYVoid
 GH_PROJECT=	OpenCC
 
-USES=		cmake compiler:c++11-lib python:build
-USE_LDCONFIG=	yes
-
-OPTIONS_DEFINE=	TESTS
-
-TESTS_DESC=	Build the unit testing
-TESTS_CMAKE_ON=	-DENABLE_GTEST=ON
+CMAKE_TESTING_ON=	ENABLE_GTEST
 
-MAKE_JOBS_UNSAFE=	yes
 TEST_TARGET=	test
 
-post-patch:
-	@${REINPLACE_CMD} -e "s|python|${PYTHON_CMD}|g" \
-		${WRKSRC}/data/CMakeLists.txt
+# tests as of 1.3.1: 100% tests passed, 0 tests failed out of 18
 
 .include <bsd.port.mk>
diff --git a/chinese/opencc/distinfo b/chinese/opencc/distinfo
index e076790557ea..72c7d799fe87 100644
--- a/chinese/opencc/distinfo
+++ b/chinese/opencc/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1696659113
-SHA256 (BYVoid-OpenCC-ver.1.1.6_GH0.tar.gz) = 169bff4071ffe814dc16df7d180ff6610db418f4816e9c0ce02cf874bdf058df
-SIZE (BYVoid-OpenCC-ver.1.1.6_GH0.tar.gz) = 3325614
+TIMESTAMP = 1781847645
+SHA256 (BYVoid-OpenCC-ver.1.3.1_GH0.tar.gz) = 1cc663704ff15728d6ea41ced8cd9dcc086f7bd9a80e8531b2f8054d2f3b8733
+SIZE (BYVoid-OpenCC-ver.1.3.1_GH0.tar.gz) = 11886343
diff --git a/chinese/opencc/files/patch-deps_rapidjson-1.1.0_rapidjson_document.h b/chinese/opencc/files/patch-deps_rapidjson-1.1.0_rapidjson_document.h
deleted file mode 100644
index 00524a9d8445..000000000000
--- a/chinese/opencc/files/patch-deps_rapidjson-1.1.0_rapidjson_document.h
+++ /dev/null
@@ -1,11 +0,0 @@
---- deps/rapidjson-1.1.0/rapidjson/document.h.orig	2022-12-08 07:44:48 UTC
-+++ deps/rapidjson-1.1.0/rapidjson/document.h
-@@ -316,8 +316,6 @@ struct GenericStringRef {
- 
-     GenericStringRef(const GenericStringRef& rhs) : s(rhs.s), length(rhs.length) {}
- 
--    GenericStringRef& operator=(const GenericStringRef& rhs) { s = rhs.s; length = rhs.length; }
--
-     //! implicit conversion to plain CharType pointer
-     operator const Ch *() const { return s; }
- 
diff --git a/chinese/opencc/pkg-plist b/chinese/opencc/pkg-plist
index 18293198a53a..d9cbdbfc4d1c 100644
--- a/chinese/opencc/pkg-plist
+++ b/chinese/opencc/pkg-plist
@@ -1,66 +1,74 @@
 bin/opencc
 bin/opencc_dict
 bin/opencc_phrase_extract
+include/opencc/BinaryDict.hpp
 include/opencc/Common.hpp
 include/opencc/Config.hpp
 include/opencc/Conversion.hpp
 include/opencc/ConversionChain.hpp
+include/opencc/ConversionInspection.hpp
 include/opencc/Converter.hpp
+include/opencc/DartsDict.hpp
 include/opencc/Dict.hpp
 include/opencc/DictConverter.hpp
 include/opencc/DictEntry.hpp
 include/opencc/DictGroup.hpp
 include/opencc/Exception.hpp
 include/opencc/Export.hpp
 include/opencc/Lexicon.hpp
 include/opencc/MarisaDict.hpp
 include/opencc/MaxMatchSegmentation.hpp
 include/opencc/Optional.hpp
 include/opencc/PhraseExtract.hpp
+include/opencc/PluginSegmentation.hpp
+include/opencc/PrefixMatch.hpp
 include/opencc/Segmentation.hpp
 include/opencc/Segments.hpp
 include/opencc/SerializableDict.hpp
 include/opencc/SerializedValues.hpp
 include/opencc/SimpleConverter.hpp
 include/opencc/TextDict.hpp
 include/opencc/UTF8StringSlice.hpp
 include/opencc/UTF8Util.hpp
 include/opencc/opencc.h
 include/opencc/opencc_config.h
-include/opencc/BinaryDict.hpp
-include/opencc/DartsDict.hpp
-lib/libopencc.so.1.1.5
-lib/libopencc.so.1.1
+include/opencc/plugin/OpenCCPlugin.h
+lib/cmake/opencc/OpenCCConfig.cmake
+lib/cmake/opencc/OpenCCConfigVersion.cmake
+lib/cmake/opencc/OpenCCTargets-%%CMAKE_BUILD_TYPE%%.cmake
+lib/cmake/opencc/OpenCCTargets.cmake
+lib/libmarisa.a
 lib/libopencc.so
+lib/libopencc.so.1.3
+lib/libopencc.so.1.3.1
 libdata/pkgconfig/opencc.pc
-%%DATADIR%%/STCharacters.ocd2
-%%DATADIR%%/STPhrases.ocd2
-%%DATADIR%%/TSCharacters.ocd2
-%%DATADIR%%/TSPhrases.ocd2
-%%DATADIR%%/TWVariants.ocd2
-%%DATADIR%%/TWVariantsRevPhrases.ocd2
 %%DATADIR%%/HKVariants.ocd2
+%%DATADIR%%/HKVariantsRev.ocd2
 %%DATADIR%%/HKVariantsRevPhrases.ocd2
-%%DATADIR%%/JPVariants.ocd2
 %%DATADIR%%/JPShinjitaiCharacters.ocd2
 %%DATADIR%%/JPShinjitaiPhrases.ocd2
+%%DATADIR%%/JPVariants.ocd2
+%%DATADIR%%/JPVariantsRev.ocd2
+%%DATADIR%%/STCharacters.ocd2
+%%DATADIR%%/STPhrases.ocd2
+%%DATADIR%%/TSCharacters.ocd2
+%%DATADIR%%/TSPhrases.ocd2
 %%DATADIR%%/TWPhrases.ocd2
 %%DATADIR%%/TWPhrasesRev.ocd2
+%%DATADIR%%/TWVariants.ocd2
 %%DATADIR%%/TWVariantsRev.ocd2
-%%DATADIR%%/HKVariantsRev.ocd2
-%%DATADIR%%/JPVariantsRev.ocd2
+%%DATADIR%%/TWVariantsRevPhrases.ocd2
 %%DATADIR%%/hk2s.json
 %%DATADIR%%/hk2t.json
 %%DATADIR%%/jp2t.json
 %%DATADIR%%/s2hk.json
 %%DATADIR%%/s2t.json
 %%DATADIR%%/s2tw.json
 %%DATADIR%%/s2twp.json
 %%DATADIR%%/t2hk.json
 %%DATADIR%%/t2jp.json
 %%DATADIR%%/t2s.json
 %%DATADIR%%/t2tw.json
 %%DATADIR%%/tw2s.json
 %%DATADIR%%/tw2sp.json
 %%DATADIR%%/tw2t.json
-