diff --git a/metadata/md5-cache/dev-libs/simdjson-3.4.0 b/metadata/md5-cache/dev-libs/simdjson-3.4.0
new file mode 100644
index 0000000000000..e535545db77c3
--- /dev/null
+++ b/metadata/md5-cache/dev-libs/simdjson-3.4.0
@@ -0,0 +1,16 @@
+BDEPEND=sys-apps/file sys-apps/grep virtual/pkgconfig >=dev-util/ninja-1.8.2 >=dev-util/cmake-3.20.5
+DEFINED_PHASES=compile configure install prepare test
+DEPEND=tools? ( <dev-libs/cxxopts-3.1:= )
+DESCRIPTION=SIMD accelerated C++ JSON library
+EAPI=8
+HOMEPAGE=https://simdjson.org/ https://github.com/simdjson/simdjson
+INHERIT=toolchain-funcs cmake
+IUSE=+all-impls test tools
+KEYWORDS=~amd64 ~arm ~arm64 ~ppc64 ~x86
+LICENSE=Apache-2.0 Boost-1.0 BSD MIT
+REQUIRED_USE=test? ( tools )
+RESTRICT=!test? ( test )
+SLOT=0/17
+SRC_URI=https://github.com/simdjson/simdjson/archive/v3.4.0.tar.gz -> simdjson-3.4.0.gh.tar.gz test? ( https://github.com/simdjson/simdjson-data/archive/a5b13babe65c1bba7186b41b43d4cbdc20a5c470.tar.gz -> simdjson-data-a5b13babe65c1bba7186b41b43d4cbdc20a5c470.tar.gz )
+_eclasses_=toolchain-funcs	fbbbc99d10168de2926e06da7169b8dc	multilib	c19072c3cd7ac5cb21de013f7e9832e0	flag-o-matic	5ae516d405b6ae5636e487ea4350a8a2	multiprocessing	30ead54fa2e2b5f9cd4e612ffc34d0fe	ninja-utils	39e7a84b06eff4efd9f2e0c3d1668b98	xdg-utils	baea6080dd821f5562d715887954c9d3	cmake	0f2e0c197fad0312f3c4765c9cf36271
+_md5_=5d1e9d9aa0913bedd910ef41c08d93da
diff --git a/metadata/pkg_desc_index b/metadata/pkg_desc_index
index af132fc836993..56bf3b6e64bcb 100644
--- a/metadata/pkg_desc_index
+++ b/metadata/pkg_desc_index
@@ -5568,7 +5568,7 @@ dev-libs/serd 0.30.16 0.32.0: Library for RDF syntax which supports reading and
 dev-libs/serdisplib 2.02-r2: Library to drive several displays with built-in controllers or display modules
 dev-libs/sexpp 0.8.6: S-expressions parser and generator library in C++
 dev-libs/shhopt 1.1.7-r3: library for parsing command line options
-dev-libs/simdjson 3.2.0 3.2.3 3.3.0: SIMD accelerated C++ JSON library
+dev-libs/simdjson 3.2.0 3.2.3 3.3.0 3.4.0: SIMD accelerated C++ JSON library
 dev-libs/skalibs 2.13.1.1: General-purpose libraries from skarnet.org
 dev-libs/sleef 3.5.1-r1: Implements vectorized versions of C standard math functions
 dev-libs/snowball-stemmer 2.1.0-r1 2.2.0: Snowball compiler and stemming algorithms
diff --git a/metadata/timestamp.chk b/metadata/timestamp.chk
index 3d4316436e8dd..ab5c1f35311fb 100644
--- a/metadata/timestamp.chk
+++ b/metadata/timestamp.chk
@@ -1 +1 @@
-Thu, 26 Oct 2023 17:31:55 +0000
+Thu, 26 Oct 2023 18:01:58 +0000