diff --git a/build-system/makepkg.conf b/build-system/makepkg.conf
index c40cc8b..26c2c3f 100644
--- a/build-system/makepkg.conf
+++ b/build-system/makepkg.conf
@@ -5,7 +5,7 @@ COMPRESSXZ=(xz -c -z - --threads=0)
 PKGEXT='.pkg.tar'
 CFLAGS="-mtune=native -march=native -O3 -pipe -fstack-protector-strong -fno-plt -w -Wno-c++11-narrowing"
 CXXFLAGS="${CFLAGS}"
-MAKEFLAGS="-j12"
+MAKEFLAGS="-j$(expr $(nproc) '*' 2)"
 PACKAGER="Alison Watson <marrub@greyserv.net>"
 PKGDEST="$_agw_dir_bin/packages"
 SRCDEST="$_agw_dir_bin/sources"