diff --git a/dev-util/glib-utils/Manifest b/dev-util/glib-utils/Manifest
index 2faecb2d11e7b..c5c9eedc7d566 100644
--- a/dev-util/glib-utils/Manifest
+++ b/dev-util/glib-utils/Manifest
@@ -1,4 +1,5 @@
 DIST glib-2.82.5.tar.xz 5554704 BLAKE2B e7853034be1137f8b793483df9e9ce1465dd10a990eb9b3cb9ac76c9f8f86ccc6fda85645b04b35963b28c33e0f6c02df4f3d03e06cc278b8515e588d6bd05f6 SHA512 a6b035c32a42b9d6f4c031a29da405848002619654b58c9205f2f78dbb9698cd5866f31ab213adc04aa214d2c48840a9592c0a1e9201e6851ebd435635f393ae
 DIST glib-2.84.4.tar.xz 5618200 BLAKE2B 5faee382433085cd598545a99e2e95ce430be4ac5ca10106b70f2404ddacf328f4223bc092a23025f9bf8b936619a88a9dfb220674a07e9250cf4213c6213be9 SHA512 2de9b2f7376c0e5f6ee585087090675d597c474199a10d04aad18df688b6ca77d17e93a86ec07482898663f51c82121992272496318138f77ca5ad2c340a4bd3
 DIST glib-2.86.4.tar.xz 5692304 BLAKE2B 20dee8c99fdb410d7f9c09366f1688dbc075638fdecd44f67562cc9cc46e34712cd1357d5a4facadd36f3c45fceeb83c7910be4f9c819ad20778339cdfb34452 SHA512 13e8beb84f3464f50c9764d0d3c6822a4bb41ae65e6c3ffac4200a5b441acdd2eb6f838a6b0722cae501e367ce9cfd4f8516b684a391c2f088a593172abcacd9
+DIST glib-2.86.5.tar.xz 5695864 BLAKE2B 67fb6d9bde2c47647bfc7979bf3486aac0c7c32d51593ac37c2e988556d3225faa7c702b3f39103051a6671e142c2ae2baf309451720262d18311f519385f17c SHA512 e14e56659594cb1f929cf62b01f415b867592f83d7a624a8806c609c762fcdf6ab7bc4c68ab1faafd709f7448a52b8e37a7066a53c84b52607a8b5261bc8f222
 DIST glib-2.88.0.tar.xz 5788396 BLAKE2B b540e0f5490f85b44cfad5d819f4a6fd911addc26fed8b8b49852bd6ec322d7d16136b691452030cf5f590374ea06cf8fdb8c9109d5cbe7b68625379bbd40615 SHA512 ceead8d88720db17dc6bbff7aff14f261f90afc5e8261448aae0657f89b5fcc616cf62f4b049be88a4ddd3f50a869bbcdb66b29777da4969a47987828ecac280
diff --git a/dev-util/glib-utils/glib-utils-2.86.5.ebuild b/dev-util/glib-utils/glib-utils-2.86.5.ebuild
new file mode 100644
index 0000000000000..ba14f90a5917a
--- /dev/null
+++ b/dev-util/glib-utils/glib-utils-2.86.5.ebuild
@@ -0,0 +1,53 @@
+# Copyright 1999-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+PYTHON_COMPAT=( python3_{11..14} )
+GNOME_ORG_MODULE="glib"
+
+inherit gnome.org python-single-r1
+
+DESCRIPTION="Build utilities for GLib using projects"
+HOMEPAGE="https://www.gtk.org/"
+
+LICENSE="LGPL-2.1+"
+SLOT="0" # /usr/bin utilities that can't be parallel installed by their nature
+REQUIRED_USE="${PYTHON_REQUIRED_USE}"
+
+KEYWORDS="~alpha amd64 arm arm64 ~hppa ~loong ~m68k ~mips ppc ppc64 ~riscv ~s390 ~sparc x86 ~arm64-macos ~x64-macos ~x64-solaris"
+
+RDEPEND="${PYTHON_DEPS}"
+DEPEND="${RDEPEND}"
+BDEPEND="
+	>=dev-python/docutils-0.21.1
+"
+
+src_configure() { :; }
+
+do_rst2man_command() {
+	rst2man \
+		--syntax-highlight=none \
+		"${1}" "${2}" || die "manpage generation failed"
+}
+
+src_compile() {
+	sed -e "s:@VERSION@:${PV}:g;s:@PYTHON@:python:g" gobject/glib-genmarshal.in > gobject/glib-genmarshal || die
+	sed -e "s:@VERSION@:${PV}:g;s:@PYTHON@:python:g" gobject/glib-mkenums.in > gobject/glib-mkenums || die
+	sed -e "s:@GLIB_VERSION@:${PV}:g;s:@PYTHON@:python:g" glib/gtester-report.in > glib/gtester-report || die
+	do_rst2man_command docs/reference/gobject/glib-genmarshal.rst docs/reference/gobject/glib-genmarshal.1
+	do_rst2man_command docs/reference/gobject/glib-mkenums.rst docs/reference/gobject/glib-mkenums.1
+	do_rst2man_command docs/reference/glib/gtester-report.rst docs/reference/glib/gtester-report.1
+}
+
+src_install() {
+	python_fix_shebang gobject/glib-genmarshal
+	python_fix_shebang gobject/glib-mkenums
+	python_fix_shebang glib/gtester-report
+	exeinto /usr/bin
+	doexe gobject/glib-genmarshal
+	doexe gobject/glib-mkenums
+	doexe glib/gtester-report
+	doman docs/reference/gobject/glib-genmarshal.1
+	doman docs/reference/gobject/glib-mkenums.1
+	doman docs/reference/glib/gtester-report.1
+}