diff --git a/BioArchLinux/r-bsgenome.mmusculus.ucsc.mm9/PKGBUILD b/BioArchLinux/r-bsgenome.mmusculus.ucsc.mm9/PKGBUILD
index 24290b1c89..0e0a625c5f 100644
--- a/BioArchLinux/r-bsgenome.mmusculus.ucsc.mm9/PKGBUILD
+++ b/BioArchLinux/r-bsgenome.mmusculus.ucsc.mm9/PKGBUILD
@@ -4,7 +4,7 @@ _pkgname=BSgenome.Mmusculus.UCSC.mm9
 _pkgver=1.4.0
 pkgname=r-${_pkgname,,}
 pkgver=1.4.0
-pkgrel=3
+pkgrel=4
 pkgdesc='Full genome sequences for Mus musculus (UCSC version mm9)'
 arch=('any')
 url="https://bioconductor.org/packages/${_pkgname}"