diff --git a/fail/r-grohmm/PKGBUILD b/fail/r-grohmm/PKGBUILD
new file mode 100644
index 0000000000..2b7756496d
--- /dev/null
+++ b/fail/r-grohmm/PKGBUILD
@@ -0,0 +1,39 @@
+# Maintainer: Guoyi Zhang <guoyizhang at malacology dot net>
+
+_pkgname=groHMM
+_pkgver=1.28.0
+pkgname=r-${_pkgname,,}
+pkgver=1.28.0
+pkgrel=2
+pkgdesc='GRO-seq Analysis Pipeline'
+arch=('x86_64')
+url="https://bioconductor.org/packages/${_pkgname}"
+license=('GPL')
+depends=(
+  r
+  r-genomeinfodb
+  r-genomicalignments
+  r-genomicranges
+  r-iranges
+  r-rtracklayer
+  r-s4vectors
+)
+optdepends=(
+  r-biocstyle
+  r-edger
+  r-genomicfeatures
+  r-org.hs.eg.db
+  r-txdb.hsapiens.ucsc.hg19.knowngene
+)
+source=("https://bioconductor.org/packages/release/bioc/src/contrib/${_pkgname}_${_pkgver}.tar.gz")
+sha256sums=('1a989a3b426bd792c19569720e2553d21a9e960c8a35bf38b6335fe25a1292c9')
+
+build() {
+  R CMD INSTALL ${_pkgname}_${_pkgver}.tar.gz -l "${srcdir}"
+}
+
+package() {
+  install -dm0755 "${pkgdir}/usr/lib/R/library"
+  cp -a --no-preserve=ownership "${_pkgname}" "${pkgdir}/usr/lib/R/library"
+}
+# vim:set ts=2 sw=2 et:
diff --git a/fail/r-grohmm/lilac.py b/fail/r-grohmm/lilac.py
new file mode 100644
index 0000000000..620556bc87
--- /dev/null
+++ b/fail/r-grohmm/lilac.py
@@ -0,0 +1,12 @@
+#!/usr/bin/env python3
+from lilaclib import *
+
+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('-', '.'))
+
+def post_build():
+    git_pkgbuild_commit()
diff --git a/fail/r-grohmm/lilac.yaml b/fail/r-grohmm/lilac.yaml
new file mode 100644
index 0000000000..22fe4cd7e0
--- /dev/null
+++ b/fail/r-grohmm/lilac.yaml
@@ -0,0 +1,15 @@
+build_prefix: extra-x86_64
+maintainers:
+- github: starsareintherose
+  email: starsareintherose@outlook.com
+repo_depends:
+- r-genomeinfodb
+- r-genomicalignments
+- r-genomicranges
+- r-iranges
+- r-rtracklayer
+- r-s4vectors
+update_on:
+- regex: groHMM_([\d._-]+).tar.gz
+  source: regex
+  url: https://bioconductor.org/packages/groHMM