diff --git a/dev-util/rtc-testbench/Manifest b/dev-util/rtc-testbench/Manifest
index bc9dfb7583..c1fb35865b 100644
--- a/dev-util/rtc-testbench/Manifest
+++ b/dev-util/rtc-testbench/Manifest
@@ -1,2 +1 @@
-DIST rtc-testbench-5.3.tar.gz 2107611 BLAKE2B 9297ea4ffd77cc4d94f5b7ba873f392c4b89ee95970c205e2888a0a4f20ce20215d6db4370ee36304d4026d8acf9101b482ecd3dc3f7806f6ff364be356f4a86 SHA512 32bb6277f330d3e50ca7028043b3bbef9559074b8e436ba294e3ae9673fbd7373706759bdbca82636cd74ffef687a91d04f9fdb5520ac3cff6ef0267bc80fc2b
 DIST rtc-testbench-5.4.tar.gz 2132516 BLAKE2B 43d8c8f14c957da28ad51fb06c07c1dc6f6ca777c3f0b347dacdb0dd41864d53efb60e5d1f945b8204bb4a92a2856a4aa3b451de47d6033783ff43205ff4b29d SHA512 95bfa2b83f0b7e36f48bef69cd78a8994734109802a60dd9b2585634d4158034160ce312cfdf280c59b7fba3038457259be094d9b5b4b39123be3e5806a2b9fa
diff --git a/dev-util/rtc-testbench/rtc-testbench-5.3.ebuild b/dev-util/rtc-testbench/rtc-testbench-5.3.ebuild
deleted file mode 100644
index b5dc54d905..0000000000
--- a/dev-util/rtc-testbench/rtc-testbench-5.3.ebuild
+++ /dev/null
@@ -1,74 +0,0 @@
-# Copyright 1999-2025 Gentoo Authors
-# Distributed under the terms of the GNU General Public License v2
-
-EAPI=8
-
-LLVM_COMPAT=( {15..20} )
-PYTHON_COMPAT=( python3_{12..13} )
-
-inherit cmake python-single-r1 llvm-r2
-
-DESCRIPTION="RTC Testbench is a set of tools for validating Ethernet networks"
-HOMEPAGE="https://github.com/Linutronix/RTC-Testbench"
-SRC_URI="https://github.com/Linutronix/RTC-Testbench/archive/refs/tags/v${PV}.tar.gz -> ${PN}-${PV}.tar.gz"
-S="${WORKDIR}/RTC-Testbench-${PV}"
-
-LICENSE="BSD-2"
-SLOT="0"
-KEYWORDS="~amd64 ~x86"
-IUSE="doc mqtt"
-
-# Generated eBPF files
-QA_PREBUILT="usr/lib*/rtc-testbench/ebpf/*.o"
-
-REQUIRED_USE="
-	${PYTHON_REQUIRED_USE}
-"
-
-BDEPEND="
-	${PYTHON_DEPS}
-	virtual/pkgconfig
-	doc? (
-		media-gfx/graphviz
-		$(python_gen_cond_dep '
-			dev-python/sphinx[${PYTHON_USEDEP}]
-			dev-python/sphinx-rtd-theme[${PYTHON_USEDEP}]
-		')
-	)
-	$(llvm_gen_dep '
-		llvm-core/clang:${LLVM_SLOT}=[llvm_targets_BPF(-)]
-	')
-"
-DEPEND="
-	mqtt? ( app-misc/mosquitto )
-	dev-libs/libyaml
-	dev-libs/libbpf:=
-	dev-libs/openssl:=
-	net-libs/xdp-tools
-"
-RDEPEND="
-	${PYTHON_DEPS}
-	${DEPEND}
-"
-
-pkg_setup() {
-	llvm-r2_pkg_setup
-}
-
-src_configure() {
-	local mycmakeargs=(
-		-DWITH_MQTT=$(usex mqtt)
-	)
-
-	cmake_src_configure
-}
-
-src_compile() {
-	cmake_src_compile
-	use doc && make -C "${S}/Documentation" html
-}
-
-src_install() {
-	cmake_src_install
-	use doc && HTML_DOCS=( "${S}/Documentation/_build/html" )
-}