echo_err "Using $CPAN_MIRROR for the time being"
fi
-export PERL_MM_USE_DEFAULT=1 PERL_MM_NONINTERACTIVE=1 PERL_AUTOINSTALL_PREFER_CPAN=1 PERLBREW_CPAN_MIRROR="$CPAN_MIRROR" HARNESS_TIMER=1
+export PERL_MM_USE_DEFAULT=1 PERL_MM_NONINTERACTIVE=1 PERL_AUTOINSTALL_PREFER_CPAN=1 PERLBREW_CPAN_MIRROR="$CPAN_MIRROR" HARNESS_TIMER=1 MAKEFLAGS="-j$NUMTHREADS"
# try CPAN's latest offering if requested
if [[ "$DEVREL_DEPS" == "true" ]] ; then