diff --git a/BioArchLinux/bioarchlinux-keyring/PKGBUILD b/BioArchLinux/bioarchlinux-keyring/PKGBUILD
new file mode 100644
index 0000000000..1d7dda6f54
--- /dev/null
+++ b/BioArchLinux/bioarchlinux-keyring/PKGBUILD
@@ -0,0 +1,21 @@
+# Maintainer: Guoyi
+pkgname=bioarchlinux-keyring
+pkgver=20220416
+pkgrel=1
+pkgdesc='BioArchLinux PGP keyring'
+arch=('any')
+url='https://github.com/BioArchLinux/keyring'
+install=${pkgname}.install
+makedepends=('git')
+license=('GPL')
+source=('git+https://github.com/BioArchLinux/keyring.git')
+sha256sums=('SKIP')
+pkgver(){
+  date +%Y%m%d
+}
+package() {
+  cd "${srcdir}"/keyring
+  install -Dm644 bioarchlinux.gpg $pkgdir/usr/share/pacman/keyrings/bioarchlinux.gpg
+  install -Dm644 bioarchlinux-revoked $pkgdir/usr/share/pacman/keyrings/bioarchlinux-revoked
+  install -Dm644 bioarchlinux-trusted $pkgdir/usr/share/pacman/keyrings/bioarchlinux-trusted
+}
diff --git a/BioArchLinux/bioarchlinux-keyring/bioarchlinux-keyring.install b/BioArchLinux/bioarchlinux-keyring/bioarchlinux-keyring.install
new file mode 100644
index 0000000000..b294948ad4
--- /dev/null
+++ b/BioArchLinux/bioarchlinux-keyring/bioarchlinux-keyring.install
@@ -0,0 +1,9 @@
+post_upgrade() {
+	usr/bin/pacman-key -l B1F96021DB62254D || usr/bin/pacman-key --populate bioarchlinux
+}
+
+post_install() {
+	if [ -x usr/bin/pacman-key ]; then
+		post_upgrade
+	fi
+}
diff --git a/BioArchLinux/bioarchlinux-keyring/lilac.yaml b/BioArchLinux/bioarchlinux-keyring/lilac.yaml
new file mode 100644
index 0000000000..5d9d189e4f
--- /dev/null
+++ b/BioArchLinux/bioarchlinux-keyring/lilac.yaml
@@ -0,0 +1,13 @@
+# Maintainer: guoyi
+build_prefix: extra-x86_64
+maintainers:
+  - github: stasareintherose
+    email: stasareintherose@outlook.com
+pre_build_script: |
+    update_pkgrel()
+    vcs_update()
+post_build_script: |
+    git_pkgbuild_commit()
+update_on:
+  - source: github
+    github: BioArchLinux/keyring