diff --git a/etc/sit.conf b/etc/sit.conf
index 533aaf1..8c50779 100644
--- a/etc/sit.conf
+++ b/etc/sit.conf
@@ -12,7 +12,7 @@ SCLASS_DIR=${SCLASS_DIR:="$SIT_PATH/packages"}
 # basic installation directory
 PREFIX_BASE=${PREFIX_BASE:="$HOME/bin"}
 
-MAKEOPTS="-j2"
+MAKEOPTS="-j$(cat /proc/cpuinfo | grep -c processor)"
 
 # default platform for unknown platforms
 DEFAULT_PLATFORM="laki"