diff --git a/PKGBUILD b/PKGBUILD
index dd5cd6e..52fef7f 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -12,8 +12,9 @@ groups=('base')
 conflicts=('mkinitcpio<0.7')
 depends=('glibc')
 backup=('etc/mdadm.conf')
-source=(ftp://ftp.kernel.org/pub/linux/utils/raid/mdadm/mdadm-$pkgver.tar.xz
-        mdadm.conf 
+validpgpkeys=('1BC629EBD390D8707B5F497A39EC9EDD566281B9') # Neil Brown
+source=("ftp://ftp.kernel.org/pub/linux/utils/raid/mdadm/mdadm-${pkgver}.tar."{xz,sign}
+        mdadm.conf
         mdadm_install
         mdadm_hook
         mdadm_udev_install
@@ -21,6 +22,7 @@ source=(ftp://ftp.kernel.org/pub/linux/utils/raid/mdadm/mdadm-$pkgver.tar.xz
         disable-werror.patch)
 replaces=('raidtools')
 md5sums=('44698d351501cac6a89072dc877eb220'
+         'SKIP'
          '5a37c112aa07dccdde62f9fa5b888607'
          'af2f73f0094ebee66f503ca4710c7142'
          'fbfb7d07efcbaf5dc61af424c5f6e352'