diff --git a/BioArchLinux/r-gunifrac/PKGBUILD b/BioArchLinux/r-gunifrac/PKGBUILD
index 9f3fd73e23..8c5ad92ab6 100644
--- a/BioArchLinux/r-gunifrac/PKGBUILD
+++ b/BioArchLinux/r-gunifrac/PKGBUILD
@@ -1,21 +1,22 @@
-# Maintainer: Guoyi Zhang <guoyizhang at malacology dot net>
+# Maintainer: Pekka Ristola <pekkarr [at] protonmail [dot] com>
+# Contributor: Guoyi Zhang <guoyizhang at malacology dot net>
 
 _pkgname=GUniFrac
-_pkgver=1.7
+_pkgver=1.8
 pkgname=r-${_pkgname,,}
-pkgver=1.7
-pkgrel=4
-pkgdesc='Generalized UniFrac Distances, Distance-Based Multivariate Methods and Feature-Based Univariate Methods for Microbiome Data Analysis'
-arch=('x86_64')
+pkgver=${_pkgver//-/.}
+pkgrel=0
+pkgdesc="Generalized UniFrac Distances, Distance-Based Multivariate Methods and Feature-Based Univariate Methods for Microbiome Data Analysis"
+arch=(x86_64)
 url="https://cran.r-project.org/package=${_pkgname}"
-license=('GPL')
+license=(GPL3)
 depends=(
-  r
   r-ape
   r-dirmult
   r-foreach
   r-ggplot2
   r-ggrepel
+  r-inline
   r-matrixstats
   r-modeest
   r-rcpp
@@ -30,14 +31,15 @@ optdepends=(
   r-markdown
 )
 source=("https://cran.r-project.org/src/contrib/${_pkgname}_${_pkgver}.tar.gz")
-sha256sums=('770b34dda757d7412592d78eb385e36320b870a4a3a748512fd7d499b82b0b8f')
+md5sums=('5117c6e23fa9da45978808b23144bba3')
+sha256sums=('aea41a3f94fe1fff4f4284f786a43f90bfd4f7f3c9db067c17c6e8b3206a80fb')
 
 build() {
-  R CMD INSTALL ${_pkgname}_${_pkgver}.tar.gz -l "${srcdir}"
+  mkdir -p build
+  R CMD INSTALL "$_pkgname" -l build
 }
 
 package() {
-  install -dm0755 "${pkgdir}/usr/lib/R/library"
-  cp -a --no-preserve=ownership "${_pkgname}" "${pkgdir}/usr/lib/R/library"
+  install -d "$pkgdir/usr/lib/R/library"
+  cp -a --no-preserve=ownership "build/$_pkgname" "$pkgdir/usr/lib/R/library"
 }
-# vim:set ts=2 sw=2 et:
diff --git a/BioArchLinux/r-gunifrac/lilac.py b/BioArchLinux/r-gunifrac/lilac.py
index bd219c037c..b5cdb057c5 100644
--- a/BioArchLinux/r-gunifrac/lilac.py
+++ b/BioArchLinux/r-gunifrac/lilac.py
@@ -1,12 +1,13 @@
 #!/usr/bin/env python3
 from lilaclib import *
 
+import os
+import sys
+sys.path.append(os.path.normpath(f'{__file__}/../../../lilac-extensions'))
+from lilac_r_utils import r_pre_build
+
 def pre_build():
-    for line in edit_file('PKGBUILD'):
-        if line.startswith('_pkgver='):
-            line = f'_pkgver={_G.newver}'
-        print(line)
-    update_pkgver_and_pkgrel(_G.newver.replace(':', '.').replace('-', '.'))
+    r_pre_build(_G)
 
 def post_build():
     git_pkgbuild_commit()
diff --git a/BioArchLinux/r-gunifrac/lilac.yaml b/BioArchLinux/r-gunifrac/lilac.yaml
index 039991da9f..6d320b3ce5 100644
--- a/BioArchLinux/r-gunifrac/lilac.yaml
+++ b/BioArchLinux/r-gunifrac/lilac.yaml
@@ -1,13 +1,14 @@
 build_prefix: extra-x86_64
 maintainers:
-- github: starsareintherose
-  email: kuoi@bioarchlinux.org
+- github: pekkarr
+  email: pekkarr@protonmail.com
 repo_depends:
 - r-ape
 - r-dirmult
 - r-foreach
 - r-ggplot2
 - r-ggrepel
+- r-inline
 - r-matrixstats
 - r-modeest
 - r-rcpp
@@ -15,7 +16,8 @@ repo_depends:
 - r-statmod
 - r-vegan
 update_on:
-- regex: GUniFrac_([\d._-]+).tar.gz
-  source: regex
-  url: https://cran.r-project.org/package=GUniFrac
+- source: rpkgs
+  pkgname: GUniFrac
+  repo: cran
+  md5: true
 - alias: r