diff --git a/analysis/do_showers.sh b/analysis/do_showers.sh
index 7ac56aab9b97b7e4dbed53723d0e9e0324cd4bd5..944a52cbbace563dd23f3d6243db3389ce24531d 100755
--- a/analysis/do_showers.sh
+++ b/analysis/do_showers.sh
@@ -47,7 +47,7 @@
 # 
 VERSION="v1r9";
 
-arti_path="${LAGO_ARTI}"
+arti_path="${ARTI}"
 odir=""
 wdir="${PWD}"
 dirlw=0
@@ -74,7 +74,7 @@ showhelp() {
 	echo -e "USAGE $0:"
 	echo
 	echo -e "  -o <origin directory>     : Origin dir, where the DAT files are located"
-	echo -e "  -r <ARTI directory>       : ARTI installation directory, generally pointed by \$LAGO_ARTI (default)"
+	echo -e "  -r <ARTI directory>       : ARTI installation directory, generally pointed by \$ARTI (default)"
 	echo -e "  -w <working directory>    : Working dir, where the analysis will be done (default is current directory, ${wdir})"
 	echo -e "  -e <energy bins>          : Number of energy secondary bins (default: $energy_bins)"
 	echo -e "  -d <distance bins>        : Number of distance secondary bins (default: $distance_bins)"
diff --git a/analysis/primaries.sh b/analysis/primaries.sh
index a6b82d98d170f88878261c668707f2b9df0c3a93..14537c66d5859d3eb4ac23f4811aaecaa4b2900a 100755
--- a/analysis/primaries.sh
+++ b/analysis/primaries.sh
@@ -48,7 +48,7 @@
 VERSION="v1r9";
 
 wdir=${PWD}
-arti_path=${LAGO_ARTI}
+arti_path=${ARTI}
 prj=""
 prims=10
 
@@ -59,7 +59,7 @@ showhelp() {
 	echo -e "USAGE $0:"
 	echo
 	echo -e "  -w <working directory>    : Working directory, where the pri.bz2 iles are located"
-	echo -e "  -r <ARTI directory>       : ARTI installation directory, generally pointed by \$LAGO_ARTI (default)"
+	echo -e "  -r <ARTI directory>       : ARTI installation directory, generally pointed by \$ARTI (default)"
 	echo -e "  -m <bins per decade>      : Produce files with the energy distribution of the primary flux per nuclei. Not compatible with parallel"
 	echo -e "  -?                        : Shows this help and exit."
 	echo
diff --git a/eas/do_sims.sh b/eas/do_sims.sh
index 4eeca2eb0dabbc35f12a742eb985bb15844b33e0..d4873182978a143aa2460385bf6bb54f94087794 100755
--- a/eas/do_sims.sh
+++ b/eas/do_sims.sh
@@ -333,7 +333,7 @@ echo -e "#  INFO   : Executable file is ($corsika_bin)"
 
 
 direct=$wdir/$prj
-basearti=${LAGO_ARTI}
+basearti=${ARTI}
 #helium -> Usually for 1 hour flux, 4 different procces is enough
 prcHe=$procs