diff --git a/openssl-sha512sum-shim/APKBUILD b/openssl-sha512sum-shim/APKBUILD
new file mode 100644
index 0000000..3666a21
--- /dev/null
+++ b/openssl-sha512sum-shim/APKBUILD
@@ -0,0 +1,31 @@
+# Contributor: Patrycja Rosa <alpine@ptrcnull.me>
+# Maintainer: Patrycja Rosa <alpine@ptrcnull.me>
+pkgname=openssl-sha512sum-shim
+pkgver=1.0.2
+pkgrel=0
+pkgdesc="small execline wrapper for openssl dgst -sha512"
+url="https://gitlab.alpinelinux.org/ptrcnull/openssl-sha512sum-shim"
+arch="noarch"
+license="BSD-2-Clause"
+depends="execline openssl s6-portable-utils"
+source="https://gitlab.alpinelinux.org/ptrcnull/openssl-sha512sum-shim/-/archive/$pkgver/openssl-sha512sum-shim-$pkgver.tar.gz"
+
+check() {
+	(
+		cd "$srcdir"
+		echo ""
+		"$builddir"/sha512sum *.tar.gz
+		echo ""
+	) > sums1.txt
+	echo "$sha512sums" > sums2.txt
+
+	cmp sums1.txt sums2.txt
+}
+
+package() {
+	install -Dm755 sha512sum "$pkgdir"/usr/bin/sha512sum
+}
+
+sha512sums="
+18faafc97528a77d92fc77832aafbaf359d371fa4f63c3a368237b13d76253e0ea781d62bbe88c42b39a18019bd7e3580a3d194abce824ee1f3bae4730f91666  openssl-sha512sum-shim-1.0.2.tar.gz
+"