diff --git a/devel/glaze/Makefile b/devel/glaze/Makefile
index 976d7935a979..2f1d9bbe934d 100644
--- a/devel/glaze/Makefile
+++ b/devel/glaze/Makefile
@@ -1,31 +1,31 @@
 PORTNAME=	glaze
 DISTVERSIONPREFIX=	v
-DISTVERSION=	2.3.3
+DISTVERSION=	2.4.0
 CATEGORIES=	devel textproc
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Fast, in memory, JSON and interface library for modern C++
 WWW=		https://github.com/stephenberry/glaze
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BROKEN_FreeBSD_15=	clang crashes, see https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=276265
 
 BUILD_DEPENDS=	${LOCALBASE}/include/asio.hpp:net/asio
 TEST_DEPENDS=	ut>0:devel/ut
 
 USES=		cmake:testing compiler:c++11-lang eigen:3 localbase
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	stephenberry
 
 CMAKE_OFF=	BUILD_TESTING
 CMAKE_ARGS=	-DFETCHCONTENT_TRY_FIND_PACKAGE_MODE=ALWAYS
 CMAKE_TESTING_ARGS=	-DFREEBSD_STAGEDIR_PREFIX=${STAGEDIR}${DATADIR}
 
 LDFLAGS+=	-pthread
 
 NO_ARCH=	yes
 
 .include <bsd.port.mk>
diff --git a/devel/glaze/distinfo b/devel/glaze/distinfo
index 3dbfe3d38724..ffd3ffa30c6e 100644
--- a/devel/glaze/distinfo
+++ b/devel/glaze/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1711520966
-SHA256 (stephenberry-glaze-v2.3.3_GH0.tar.gz) = d729b5c36723bcfebe0abce9de28c32eee63b2d6b9f760c7e8a9a8285cef1b09
-SIZE (stephenberry-glaze-v2.3.3_GH0.tar.gz) = 280554
+TIMESTAMP = 1711602521
+SHA256 (stephenberry-glaze-v2.4.0_GH0.tar.gz) = be8cfb94c0b4b13c0a1fc846e2c112614d2dda02a49977fcdeea544876b3625b
+SIZE (stephenberry-glaze-v2.4.0_GH0.tar.gz) = 284071
diff --git a/devel/glaze/pkg-plist b/devel/glaze/pkg-plist
index f2281fe5e42d..5698167ae061 100644
--- a/devel/glaze/pkg-plist
+++ b/devel/glaze/pkg-plist
@@ -1,107 +1,108 @@
 include/glaze/api/api.hpp
 include/glaze/api/hash.hpp
 include/glaze/api/impl.hpp
 include/glaze/api/lib.hpp
 include/glaze/api/std/array.hpp
 include/glaze/api/std/deque.hpp
 include/glaze/api/std/functional.hpp
 include/glaze/api/std/list.hpp
 include/glaze/api/std/map.hpp
 include/glaze/api/std/optional.hpp
 include/glaze/api/std/set.hpp
 include/glaze/api/std/shared_ptr.hpp
 include/glaze/api/std/span.hpp
 include/glaze/api/std/string.hpp
 include/glaze/api/std/tuple.hpp
 include/glaze/api/std/unique_ptr.hpp
 include/glaze/api/std/unordered_map.hpp
 include/glaze/api/std/unordered_set.hpp
 include/glaze/api/std/variant.hpp
 include/glaze/api/std/vector.hpp
 include/glaze/api/trait.hpp
 include/glaze/api/tuplet.hpp
 include/glaze/api/type_support.hpp
 include/glaze/api/xxh64.hpp
 include/glaze/binary.hpp
 include/glaze/binary/beve_to_json.hpp
 include/glaze/binary/header.hpp
 include/glaze/binary/ptr.hpp
 include/glaze/binary/read.hpp
 include/glaze/binary/skip.hpp
 include/glaze/binary/write.hpp
 include/glaze/compare/approx.hpp
 include/glaze/compare/compare.hpp
 include/glaze/concepts/container_concepts.hpp
 include/glaze/core/common.hpp
 include/glaze/core/context.hpp
 include/glaze/core/macros.hpp
 include/glaze/core/meta.hpp
 include/glaze/core/opts.hpp
 include/glaze/core/ptr.hpp
 include/glaze/core/read.hpp
 include/glaze/core/write.hpp
 include/glaze/core/write_chars.hpp
 include/glaze/csv.hpp
 include/glaze/csv/read.hpp
 include/glaze/csv/write.hpp
 include/glaze/exceptions/binary_exceptions.hpp
 include/glaze/exceptions/csv_exceptions.hpp
 include/glaze/exceptions/json_exceptions.hpp
 include/glaze/ext/cli_menu.hpp
 include/glaze/ext/eigen.hpp
 include/glaze/ext/glaze_asio.hpp
 include/glaze/ext/jsonrpc.hpp
 include/glaze/file/file_ops.hpp
 include/glaze/file/file_watch.hpp
 include/glaze/file/hostname_include.hpp
 include/glaze/file/raw_or_file.hpp
 include/glaze/glaze.hpp
 include/glaze/glaze_exceptions.hpp
+include/glaze/hardware/volatile_array.hpp
 include/glaze/json.hpp
 include/glaze/json/custom.hpp
 include/glaze/json/invoke.hpp
 include/glaze/json/json_ptr.hpp
 include/glaze/json/json_t.hpp
 include/glaze/json/manage.hpp
 include/glaze/json/ndjson.hpp
 include/glaze/json/prettify.hpp
 include/glaze/json/ptr.hpp
 include/glaze/json/quoted.hpp
 include/glaze/json/raw_string.hpp
 include/glaze/json/read.hpp
 include/glaze/json/schema.hpp
 include/glaze/json/skip.hpp
 include/glaze/json/study.hpp
 include/glaze/json/write.hpp
 include/glaze/record/recorder.hpp
 include/glaze/reflection/get_name.hpp
 include/glaze/reflection/reflect.hpp
 include/glaze/reflection/to_tuple.hpp
 include/glaze/rpc/repe.hpp
 include/glaze/thread/threadpool.hpp
 include/glaze/tuplet/tuple.hpp
 include/glaze/util/any.hpp
 include/glaze/util/bit_array.hpp
 include/glaze/util/comment.hpp
 include/glaze/util/dtoa.hpp
 include/glaze/util/dump.hpp
 include/glaze/util/expected.hpp
 include/glaze/util/for_each.hpp
 include/glaze/util/hash_map.hpp
 include/glaze/util/inline.hpp
 include/glaze/util/itoa.hpp
 include/glaze/util/murmur.hpp
 include/glaze/util/parse.hpp
 include/glaze/util/poly.hpp
 include/glaze/util/progress_bar.hpp
 include/glaze/util/stoui64.hpp
 include/glaze/util/string_literal.hpp
 include/glaze/util/strod.hpp
 include/glaze/util/tuple.hpp
 include/glaze/util/type_traits.hpp
 include/glaze/util/utility.hpp
 include/glaze/util/validate.hpp
 include/glaze/util/variant.hpp
 %%DATADIR%%/glazeConfig.cmake
 %%DATADIR%%/glazeConfigVersion.cmake
 %%DATADIR%%/glazeTargets.cmake