diff --git a/tools/mega-export-csv-simple.sh b/tools/mega-export-csv-simple.sh
index f32d5ac..57f5f00 100755
--- a/tools/mega-export-csv-simple.sh
+++ b/tools/mega-export-csv-simple.sh
@@ -1,99 +1,103 @@
 #!/bin/sh
 # boz-mw - Another MediaWiki API framework
 # Copyright (C) 2019-2023 Valerio Bozzolan, contributors
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 # GNU Affero General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
 # along with this program. If not, see <http://www.gnu.org/licenses/>.
 
 #############################################################
 # Mega Export CSV (simple version)
 #
 # Export the full history of a MediaWiki page in CSV format.
 # This is a simple wrapper for the mega-export-csv.php tool.
 #############################################################
 
 # main arguments
 wiki="$1"
 title="$2"
 filename="$3"
 
 #
 # Function that shows how to use this script
 #
 message_usage() {
 	echo "USAGE"
 	echo "  $0 WIKI PAGE_TITLE"
 	echo
 	echo "EXAMPLE USAGE"
 	echo "  $0 itwiki 'Software libero'"
 }
 
 #
 # Function that shows an help message
 #
 message_help() {
 	echo " _____________________________________"
 	echo "/ Welcome in the Mega Wiki Export CSV \\"
 	echo "\ (simple version) by boz-php         /"
 	echo " -------------------------------------"
 	echo "\                             .       ."
 	echo " \                           /\`.   .' '"
 	echo "  \                  .---.  <    > <    >  .---."
 	echo "   \                 |    \  \ - ~ ~ - /  /    |"
 	echo "         _____          ..-~             ~-..-~"
 	echo "        |     |   \~~~\.'                    \./~~~/"
 	echo "       ---------   \__/                        \__/"
 	echo "      .'  O    \     /               /       \  '"
 	echo "     (_____,   \`._.'               |         }  \/~~~/"
 	echo "     \`----.          /       }     |        /    \__/"
 	echo "            \`-.      |       /      |       /      \`. ,~~|"
 	echo "                ~-.__|      /_ - ~ ^|      /- _      \`..-'"
 	echo "                     |     /        |     /     ~-.     \`-. _  _  _"
 	echo "                     |_____|        |_____|         ~ - . _ _ _ _ _>"
 	echo
 	message_usage
 }
 
 #
 # Function that shows your mistake in a visible way
 #
 message_error() {
 	echo
 	echo "ERROR"
 	echo "  $1"
 	echo
 }
 
 # no wiki no party
 if [ -z "$wiki" ]; then
 	message_help
 	message_error "Please specify a wiki as first argument."
 	exit 1
 fi
 
 # no title no party
 if [ -z "$title" ]; then
 	message_help
 	message_error "Please specify the article title as second argument."
 	exit 1
 fi
 
 # assume a nice default for your filename
 if [ -z "$filename" ]; then
 	file="$wiki-$title.csv"
 	echo "You have not expressed a filename. Default:"
 	echo "  $file"
 fi
 
+# find the current directory - so to understand where we are
+# https://unix.stackexchange.com/a/17802/85666
+my_directory="$(dirname "$(readlink -f "$0")")"
+
 # execute the tool
-./mega-export-csv.php --wiki="$wiki" --file="$wiki-$title.csv" "$title"
+${my_directory}/mega-export-csv.php --wiki="$wiki" --file="$wiki-$title.csv" "$title"