diff --git a/BioArchLinux/r-dfoptim/PKGBUILD b/BioArchLinux/r-dfoptim/PKGBUILD
index bd9d9d7b74..8d429120cc 100644
--- a/BioArchLinux/r-dfoptim/PKGBUILD
+++ b/BioArchLinux/r-dfoptim/PKGBUILD
@@ -15,7 +15,8 @@ depends=(
 optdepends=(
 )
 source=("https://cran.r-project.org/src/contrib/${_pkgname}_${_pkgver}.tar.gz")
-sha256sums=('c436a6d866c94fc71e71a1f6a39bee9245aea1a062dc8dba3b2b229b88d05c30')
+md5sums=('fa0cc871a9d611318ecf2e1f671f10a6')
+b2sums=('3fc51d9fd8e63d71228ed3f708de15a5d3a32ccc9a4c631f219044516cd36f753b1f55df29e1cc878b5577f9534e01b20cd078006256feeced73f0b01e050bfe')
 
 build() {
   R CMD INSTALL ${_pkgname}_${_pkgver}.tar.gz -l "${srcdir}"