diff --git a/dev-embedded/fwup/Manifest b/dev-embedded/fwup/Manifest
index b866cfd184..7a2d9686a6 100644
--- a/dev-embedded/fwup/Manifest
+++ b/dev-embedded/fwup/Manifest
@@ -1,2 +1,3 @@
 DIST fwup-1.12.0.tar.gz 4152060 BLAKE2B b1f556abfdf996a4d5128f49e9506804962d0968509b306bf067dfd540654c91a2750fd66aaa02647a52d6de30dca41dfb748aa0bafaf7684dfbe5d19430538a SHA512 7c1058b737185a909caa338fbcbd0629f69c228120c702d54577b4bd9616c3319648c53dd2d20392a1dd2cd8d64fbd376261cf2f5720cf1ee05c34161c74cd80
 DIST fwup-1.13.0.tar.gz 4154059 BLAKE2B 2da945061bbfe8cf8e0f2cec3b9a7582578f88da9800ac3e2982e653671b23d7e90f33949c758a569356acda0a879ef4b4a87e3b18829f4035f1b08aa7096a6d SHA512 b3d21d0e0e3a976024c3b749bcd618ad3de8dc27e5b7b0d0930de56815947522a41d5c23988118413d50f5edcd19808e556090653b0db338ea26383b48dd7587
+DIST fwup-1.13.1.tar.gz 25551483 BLAKE2B 961d3320a825d519432f51d855c841b4f509501ba660d254479fada9a701f3c0a5d163acfb23decd1b63181a8ab6ba26b05d4937cb8473409feab9de282a081d SHA512 d8562410bc45c3bcc7eab88fe621ec9fb76a54ab3c5ce1ebd3e65c01a343e559cf6d7cd82ce501f67bcfebbf08825073c31ee1420d403727d0efb890f93a6ff0
diff --git a/dev-embedded/fwup/fwup-1.13.1.ebuild b/dev-embedded/fwup/fwup-1.13.1.ebuild
new file mode 100644
index 0000000000..10b3732a88
--- /dev/null
+++ b/dev-embedded/fwup/fwup-1.13.1.ebuild
@@ -0,0 +1,40 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DESCRIPTION="Configurable embedded Linux firmware update creator and runner"
+HOMEPAGE="https://github.com/fwup-home/fwup"
+SRC_URI="https://github.com/fwup-home/fwup/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+KEYWORDS="~amd64"
+
+RDEPEND="
+	>=app-arch/libarchive-3.7.9
+	app-arch/zip
+	>=dev-libs/confuse-2.8
+	dev-util/xdelta:3
+	sys-fs/dosfstools
+	sys-fs/mtools
+	sys-fs/squashfs-tools
+"
+
+src_prepare() {
+	default
+	./autogen.sh
+}
+
+src_test() {
+	# The fwup tests do not like the portage sandbox. Make them play nice.
+
+	# Modify tests/common.sh to ensure $WRITE_SHIM and $MOUNT_SHIM point to
+	# files that don't exist. This is needed to ensure tests don't try to use
+	# LD_PRELOAD.
+	sed -i 's/^\(WRITE\|MOUNT\)_SHIM=".*"/\1_SHIM=""/' 'tests/common.sh' \
+		|| die 'Could not sed tests/common.sh'
+
+	# set VERIFY_SYSCALLS_DISABLE, to disable tracing
+	VERIFY_SYSCALLS_DISABLE="" emake check
+}