diff --git a/backports/py3-flask-principal/APKBUILD b/backports/py3-flask-principal/APKBUILD
deleted file mode 100644
index 001d4a0..0000000
--- a/backports/py3-flask-principal/APKBUILD
+++ /dev/null
@@ -1,38 +0,0 @@
-# Contributor: Fabian Affolter <fabian@affolter-engineering.ch>
-# Maintainer: Fabian Affolter <fabian@affolter-engineering.ch>
-pkgname=py3-flask-principal
-_pkgname=flask-principal
-pkgver=0.4.0
-pkgrel=7
-pkgdesc="Flask Identity management"
-url="https://pythonhosted.org/Flask-Principal/"
-arch="noarch"
-license="MIT"
-depends="python3 py3-blinker py3-flask"
-makedepends="py3-setuptools py3-gpep517 py3-wheel"
-checkdepends="py3-nose"
-subpackages="$pkgname-pyc"
-source="$pkgname-$pkgver.tar.gz::https://github.com/mattupstate/flask-principal/archive/$pkgver.tar.gz"
-builddir="$srcdir"/$_pkgname-$pkgver
-
-replaces="py-flask-principal"                  # Backwards compatibility
-provides="py-flask-principal=$pkgver-r$pkgrel" # Backwards compatibility
-
-build() {
-	gpep517 build-wheel \
-		--wheel-dir .dist \
-		--output-fd 3 3>&1 >&2
-}
-
-check() {
-	python3 -m venv --clear --without-pip --system-site-packages .testenv
-	gpep517 install-wheel --destdir .testenv --prefix '' .dist/*.whl
-	.testenv/bin/python3 -m nose
-}
-
-package() {
-	gpep517 install-wheel --destdir "$pkgdir" \
-		.dist/*.whl
-}
-
-sha512sums="ed8cb28c4e8d936de96db0bf9f7cb45b253dc204c4b8f8dd8022ef1552592ff6324b4a33d3ee862794a6e20eb8c32a0365e7b9397d427da5022c5ded3dfa308a  py3-flask-principal-0.4.0.tar.gz"