diff --git a/scripts/install b/scripts/install
index 8b3f53b..9a65486 100644
--- a/scripts/install
+++ b/scripts/install
@@ -25,7 +25,7 @@ source /usr/share/yunohost/helpers
 # usage: ynh_normalize_url_path path_to_normalize
 # | arg: url_path_to_normalize - URL path to normalize before using it
 ynh_normalize_url_path () {
-	path=$2
+	path=$1
 	test -n "$path" || ynh_die "ynh_normalize_url_path expect a URL path as first argument and received nothing."
 	if [ "${path:0:1}" != "/" ]; then    # If the first character is not a /
 		path="/$path"    # Add / at begin of path variable
@@ -36,7 +36,7 @@ ynh_normalize_url_path () {
     echo $path
 }
 
-ynh_normalize_url_path
+ynh_normalize_url_path $path
 
 # Check domain/path availability
 sudo yunohost app checkurl "${domain}${path}" -a "$app" \