diff --git a/utils/new_day.sh b/utils/new_day.sh
index b52984e..fed289b 100755
--- a/utils/new_day.sh
+++ b/utils/new_day.sh
@@ -1,10 +1,13 @@
+[[ $1 ]] | set -- $(date +%d)
+[[ $2 ]] | set -- $(date +%Y)
+
 if [[ ! -e .git ]]; then
 	echo "Merci de se déplacer dans le répertoire approprié"
 	exit 0
 fi;
 
-YEAR=$(date +%Y)
-DAY=$(date +%d)
+DAY="$1"
+YEAR="$2"
 FILENAME="${YEAR}/day${DAY}.py"
 
 cp utils/template.py "$FILENAME"