diff --git a/BioArchLinux/r-muscat/PKGBUILD b/BioArchLinux/r-muscat/PKGBUILD
index be4a7de216..30e555053f 100644
--- a/BioArchLinux/r-muscat/PKGBUILD
+++ b/BioArchLinux/r-muscat/PKGBUILD
@@ -1,10 +1,10 @@
 # Maintainer: Guoyi Zhang <guoyizhang at malacology dot net>
 
 _pkgname=muscat
-_pkgver=1.16.0
+_pkgver=1.18.0
 pkgname=r-${_pkgname,,}
-pkgver=1.16.0
-pkgrel=2
+pkgver=1.18.0
+pkgrel=1
 pkgdesc='Multi-sample multi-group scRNA-seq data analysis tools'
 arch=('any')
 url="https://bioconductor.org/packages/${_pkgname}"
@@ -52,7 +52,7 @@ optdepends=(
   r-upsetr
 )
 source=("https://bioconductor.org/packages/release/bioc/src/contrib/${_pkgname}_${_pkgver}.tar.gz")
-sha256sums=('c3a36c419561f7c63dcd42dbfdaaf2bde8f8f13b5869e1c75a5d3acb73ca5a6d')
+sha256sums=('f105ef9ccbf35853b21e25215892923fb54e2b9a10ddf11f126e247307664ebd')
 
 build() {
   R CMD INSTALL ${_pkgname}_${_pkgver}.tar.gz -l "${srcdir}"