diff --git a/BioArchLinux/r-msm/PKGBUILD b/BioArchLinux/r-msm/PKGBUILD
index 94060224e4..d9cf902bae 100644
--- a/BioArchLinux/r-msm/PKGBUILD
+++ b/BioArchLinux/r-msm/PKGBUILD
@@ -1,7 +1,7 @@
 # Maintainer: Guoyi Zhang <guoyizhang at malacology dot net>
 
 _pkgname=msm
-_pkgver=1.8.1
+_pkgver=1.8.2
 pkgname=r-${_pkgname,,}
 pkgver=${_pkgver//-/.}
 pkgrel=1
@@ -28,8 +28,8 @@ optdepends=(
   r-testthat
 )
 source=("https://cran.r-project.org/src/contrib/${_pkgname}_${_pkgver}.tar.gz")
-md5sums=('e1fee93e4564bf55b0468c5da30f2fbc')
-b2sums=('74ab547e806f5be91ae38abc0a7325f077569f5c9892eb26e5eab428268f0017b81a17ef66f9f6230318ad296a2468cd4ced211c89bb858f4a3d871f688d3659')
+md5sums=('47fc1452e397d2af8ebe84b7819d34f9')
+b2sums=('5d84b694358e905d3722ede5f3796d2172b241c2d6c280ce91447a182e259c372183e1475478fd9f00910fab3f25c6733ca79fa78bbc3b8058adb5f929169758')
 
 build() {
   mkdir build