diff --git a/config/default.cfg b/config/default.cfg
index f5fc570c23381d364efdc1173907891027993698..99d63be709f2621f7aca676c8e825508d02a7819 100755
--- a/config/default.cfg
+++ b/config/default.cfg
@@ -284,7 +284,7 @@ cfg$gms$cm_bioenergymaxscen  <- 0       # def <- 0
 cfg$gms$cm_tradecost_bio      <- 2       # def <- 2
 cfg$gms$cm_LU_emi_scen       <- "SSP2"  # def <- "SSP2"
 cfg$gms$cm_1stgen_phaseout   <- 0       # def <- 0
-cfg$gms$cm_cprice_red_factor <- 0.5  	# def = 0.5
+cfg$gms$cm_cprice_red_factor <- 1  	    # def <- 1
 
 cfg$gms$cm_POPscen            <- "pop_SSP2"     # def <- "pop_SSP2"
 cfg$gms$cm_GDPscen            <- "gdp_SSP2"     # def <- "gdp_SSP2"
diff --git a/start.R b/start.R
old mode 100644
new mode 100755
index 854bb33a8d494fed43681241f62a2f9e16f5d88a..8f15d27a407511d2cccbc174ed14475dcf63f890
--- a/start.R
+++ b/start.R
@@ -1,3 +1,4 @@
+#!/usr/bin/env Rscript
 library(lucode)
 
 source("scripts/start/submit.R")