diff --git a/dev-libs/spsdeclib/spsdeclib-5.1-r1.ebuild b/dev-libs/spsdeclib/spsdeclib-5.1-r1.ebuild
deleted file mode 100644
index 8fff26de0fdae..0000000000000
--- a/dev-libs/spsdeclib/spsdeclib-5.1-r1.ebuild
+++ /dev/null
@@ -1,53 +0,0 @@
-# Copyright 1999-2021 Gentoo Authors
-# Distributed under the terms of the GNU General Public License v2
-
-EAPI=7
-
-inherit autotools
-
-DESCRIPTION="Kryoflux SPS Decoder Library"
-HOMEPAGE="https://www.kryoflux.com/"
-SRC_URI="https://www.kryoflux.com/download/${PN}_${PV}_source.zip"
-
-KEYWORDS="amd64 x86"
-LICENSE="Kryoflux-MAME"
-SLOT="0"
-
-BDEPEND="app-arch/unzip"
-
-S="${WORKDIR}/capsimg_source_linux_macosx/CAPSImg"
-
-DOCS=( "${WORKDIR}"/{DONATIONS,HISTORY,RELEASE}.txt )
-
-PATCHES=( "${FILESDIR}"/add_symlink.patch )
-
-src_unpack() {
-	unpack ${A}
-
-	# Unpacked ZIP-file contains two ZIP files, use the one for Linux
-	unpack "${WORKDIR}"/capsimg_source_linux_macosx.zip
-}
-
-src_prepare() {
-	default
-
-	# Respect users CFLAGS and CXXFLAGS
-	sed -i -e 's/-g//' configure.in || die
-	sed -i -e 's/CXXFLAGS="${CFLAGS}/CXXFLAGS="${CXXFLAGS}/' configure.in || die
-
-	# Remove MSVC compiler-specific attribute
-	sed -i -e 's/__cdecl //' ../LibIPF/Caps{Lib,FDC}.h || die
-
-	mv configure.in configure.ac || die
-	eautoconf
-
-	# Fix permissions, as configure is not marked executable
-	chmod +x configure || die
-}
-
-src_install() {
-	default
-
-	insinto /usr/include/caps5
-	doins ../Core/CommonTypes.h ../LibIPF/*.h
-}