diff --git a/cl-trivial-backtrace/PKGBUILD b/cl-trivial-backtrace/PKGBUILD
new file mode 100644
index 0000000..995ee3a
--- /dev/null
+++ b/cl-trivial-backtrace/PKGBUILD
@@ -0,0 +1,46 @@
+# Maintainer: George Rawlinson <grawlinson@archlinux.org>
+
+pkgname=cl-trivial-backtrace
+_pkgname="${pkgname#cl-}"
+pkgver=1.1.0.r20.g6eb65bd
+_pkgcommit='3d39b1101e6fc59ef57c0ef049f3411d6da3e878'
+_pkgver=1.1.0 
+pkgrel=1
+pkgdesc='Portable API to work with backtraces in Common Lisp'
+arch=('any')
+url='https://github.com/gwkkwg/trivial-backtrace'
+license=('MIT')
+depends=('common-lisp' 'cl-asdf')
+makedepends=('git' 'sbcl')
+#checkdepends=('cl-lift')
+_commit='6eb65bde7229413040c81d42ea22f0e4c9c8cfc9'
+source=("$pkgname::git+$url#commit=$_commit")
+b2sums=('SKIP')
+
+pkgver() {
+  cd "$pkgname"
+
+  printf '%s.r%s.g%s'  "$_pkgver" "$(git rev-list --count ${_pkgcommit}..HEAD)" "$(git rev-parse --short HEAD)"
+}
+
+package() {
+  cd "$pkgname"
+
+  # create directories
+  install -vd \
+    "$pkgdir/usr/share/common-lisp/source/$_pkgname" \
+    "$pkgdir/usr/share/common-lisp/systems"
+
+  # library
+  cp -vr \
+    dev test \
+    lift-standard.config ./*.asd \
+    "$pkgdir/usr/share/common-lisp/source/$_pkgname"
+
+  pushd "$pkgdir/usr/share/common-lisp/systems"
+  ln -s "../source/$_pkgname"/*.asd .
+  popd
+
+  # license
+  install -vDm644 -t "$pkgdir/usr/share/licenses/$pkgname" COPYING
+}