diff --git a/BioArchLinux/r-microbiomedasim/PKGBUILD b/BioArchLinux/r-microbiomedasim/PKGBUILD
index 3be49dd910..663e28bc2e 100644
--- a/BioArchLinux/r-microbiomedasim/PKGBUILD
+++ b/BioArchLinux/r-microbiomedasim/PKGBUILD
@@ -1,9 +1,9 @@
 # Maintainer: Guoyi Zhang <guoyizhang at malacology dot net>
 
 _pkgname=microbiomeDASim
-_pkgver=1.18.0
+_pkgver=1.20.0
 pkgname=r-${_pkgname,,}
-pkgver=1.18.0
+pkgver=1.20.0
 pkgrel=1
 pkgdesc='Microbiome Differential Abundance Simulation'
 arch=('any')
@@ -25,7 +25,7 @@ optdepends=(
   r-testthat
 )
 source=("https://bioconductor.org/packages/release/bioc/src/contrib/${_pkgname}_${_pkgver}.tar.gz")
-sha256sums=('9f39cdb7708857c5718bced7eecfd222ee453455291f1ad8e4d213e6398f7b88')
+sha256sums=('98a2c246acf66fe54608f02ee4bb1d01f810e705d6720bd6b52283c7bec3a8c2')
 
 build() {
   R CMD INSTALL ${_pkgname}_${_pkgver}.tar.gz -l "${srcdir}"