diff --git a/sci-libs/kissfft/Manifest b/sci-libs/kissfft/Manifest
deleted file mode 100644
index b772ae85a8..0000000000
--- a/sci-libs/kissfft/Manifest
+++ /dev/null
@@ -1 +0,0 @@
-DIST kissfft-131.tar.gz 44748 BLAKE2B 71418543995ce5bd26d12077bd7de24978ca30c827ea4fa210c63bb42fc64ee2449825605cc498d090670b08aaec08ea22901ae790a8276f156b899a687d5bc7 SHA512 6cc7efbe898287cdc623970f84b57c6a71148ded78732c36c4bd376a122efcf6c27d3a61679fccfbe47d0e79c7d1f3065b21a7091110154e402c0b2a49a378f9
diff --git a/sci-libs/kissfft/kissfft-131.ebuild b/sci-libs/kissfft/kissfft-131.ebuild
deleted file mode 100644
index 8a1bbe1508..0000000000
--- a/sci-libs/kissfft/kissfft-131.ebuild
+++ /dev/null
@@ -1,35 +0,0 @@
-# Copyright 1999-2021 Gentoo Authors
-# Distributed under the terms of the GNU General Public License v2
-
-EAPI=7
-
-inherit autotools
-
-DESCRIPTION="A Fast Fourier Transform (FFT) library that tries to Keep it Simple, Stupid"
-HOMEPAGE="https://github.com/mborgerding/kissfft"
-
-LICENSE="BSD"
-IUSE="test"
-RESTRICT="!test? ( test )"
-SLOT="0"
-
-if [[ ${PV} == *9999 ]] ; then
-	EGIT_REPO_URI="https://github.com/mborgerding/kissfft"
-	inherit git-r3
-else
-	SRC_URI="https://github.com/mborgerding/kissfft/archive/v${PV}.tar.gz -> ${P}.tar.gz"
-	KEYWORDS="~amd64 ~x86"
-fi
-
-DEPEND="sci-libs/fftw:3.0"
-RDEPEND="${DEPEND}"
-
-src_install() {
-	dolib.so libkissfft.so
-	doheader kiss_fft.h
-}
-
-src_test() {
-	make -C test testcpp && test/testcpp || die
-	make -C test DATATYPE=simd CFLAGADD="$(CFLAGADD)" test || die
-}
diff --git a/sci-libs/kissfft/kissfft-9999.ebuild b/sci-libs/kissfft/kissfft-9999.ebuild
deleted file mode 100644
index 0c8c52a0ac..0000000000
--- a/sci-libs/kissfft/kissfft-9999.ebuild
+++ /dev/null
@@ -1,34 +0,0 @@
-# Copyright 1999-2021 Gentoo Authors
-# Distributed under the terms of the GNU General Public License v2
-
-EAPI=7
-
-inherit autotools
-
-DESCRIPTION="A Fast Fourier Transform (FFT) library that tries to Keep it Simple, Stupid"
-HOMEPAGE="https://github.com/mborgerding/kissfft"
-
-LICENSE="BSD"
-IUSE="test"
-RESTRICT="!test? ( test )"
-SLOT="0"
-
-if [[ ${PV} == *9999 ]] ; then
-	EGIT_REPO_URI="https://github.com/mborgerding/kissfft"
-	inherit git-r3
-else
-	SRC_URI="https://github.com/mborgerding/kissfft/archive/v${PV}.tar.gz -> ${P}.tar.gz"
-	KEYWORDS="~amd64 ~x86"
-fi
-
-DEPEND="sci-libs/fftw:3.0"
-RDEPEND="${DEPEND}"
-
-src_install() {
-	dolib.so libkissfft.so
-	doheader kiss_fft.h
-}
-
-src_test() {
-	make testall || die
-}
diff --git a/sci-libs/kissfft/metadata.xml b/sci-libs/kissfft/metadata.xml
deleted file mode 100644
index 01c1fc8487..0000000000
--- a/sci-libs/kissfft/metadata.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
-<pkgmetadata>
-	<maintainer type="person">
-		<email>davidroman96@gmail.com</email>
-		<name>David Roman</name>
-	</maintainer>
-</pkgmetadata>