diff --git a/targets/PROJECTS/GENERIC-LTE-EPC/start_lte-enb-vlan.bash b/targets/PROJECTS/GENERIC-LTE-EPC/start_lte-enb-vlan.bash
index 03a9df71bea68f674e8acc7497f48985fea774dc..ab70790c736659bd42d95fdce8ec8b037d1bfeb6 100755
--- a/targets/PROJECTS/GENERIC-LTE-EPC/start_lte-enb-vlan.bash
+++ b/targets/PROJECTS/GENERIC-LTE-EPC/start_lte-enb-vlan.bash
@@ -129,7 +129,7 @@ cecho "make $MAKE_IP_DRIVER_TARGET $MAKE_LTE_ACCESS_STRATUM_TARGET ....." $green
 #bash_exec "make --directory=$OPENAIR2_DIR $MAKE_IP_DRIVER_TARGET "
 make --directory=$OPENAIR2_DIR $MAKE_IP_DRIVER_TARGET || exit 1
 #bash_exec "make --directory=$OPENAIR_TARGETS/SIMU/USER $MAKE_LTE_ACCESS_STRATUM_TARGET "
-make --directory=$OPENAIR_TARGETS/SIMU/USER $MAKE_LTE_ACCESS_STRATUM_TARGET || exit 1
+make --directory=$OPENAIR_TARGETS/SIMU/USER $MAKE_LTE_ACCESS_STRATUM_TARGET -j`grep -c ^processor /proc/cpuinfo ` || exit 1
 
 bash_exec "insmod  $OPENAIR2_DIR/NETWORK_DRIVER/UE_IP/$IP_DRIVER_NAME.ko"