diff --git a/02-build-toolchain.sh b/02-build-toolchain.sh
index 5a6b5c3..f385399 100755
--- a/02-build-toolchain.sh
+++ b/02-build-toolchain.sh
@@ -8,7 +8,7 @@ set -o errexit
 umask 022
 
 export LC_ALL=POSIX
-export PARALLEL_JOBS=`cat /proc/cpuinfo | grep cores | wc -l`
+export PARALLEL_JOBS=1
 export CONFIG_LINUX_ARCH="arm64"
 export CONFIG_TARGET="aarch64-linux-gnu"
 export CONFIG_HOST=`echo ${MACHTYPE} | sed -e 's/-[^-]*/-cross/'`
diff --git a/wget-list b/wget-list
index 6263e82..0ba7bef 100644
--- a/wget-list
+++ b/wget-list
@@ -1,5 +1,5 @@
 ftp://sourceware.org/pub/elfutils/0.178/elfutils-0.178.tar.bz2
-http://ftp.debian.org/debian/pool/main/f/fakeroot/fakeroot_1.24.orig.tar.gz
+http://ftp.debian.org/debian/pool/main/f/fakeroot/fakeroot_1.25.3.orig.tar.gz
 https://busybox.net/downloads/busybox-1.31.1.tar.bz2
 https://downloads.sourceforge.net/project/e2fsprogs/e2fsprogs/v1.45.4/e2fsprogs-1.45.4.tar.gz
 https://ftp.gnu.org/gnu/autoconf/autoconf-2.69.tar.xz