diff --git a/scripts/install b/scripts/install
index 52389cd..d5b7d4a 100755
--- a/scripts/install
+++ b/scripts/install
@@ -92,8 +92,8 @@ chmod -R o-rwx "$final_path"
 chown -R $app:www-data "$final_path"
 
 pushd "$final_path"
-	ynh_exec_warn_less sudo -u $app mv ./www_data/* .
-	ynh_exec_warn_less sudo -u $app ./module/install.sh
+	ynh_exec_warn_less mv ./www_data/* .
+	ynh_exec_warn_less ./module/install.sh
 	ynh_mysql_connect_as --user=$db_user --password=$db_pwd --database=$db_name < db/table.sql
 	ynh_mysql_connect_as --user=$db_user --password=$db_pwd --database=$db_name < db/demo.sql
 popd
diff --git a/scripts/upgrade b/scripts/upgrade
index 4989326..89203f9 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -60,7 +60,7 @@ ynh_system_user_create --username=$app --home_dir="$final_path"
 
 # Void and recreate final_path
 ynh_secure_remove --file="$final_path"
-ynh_exec_warn_less sudo mkdir "$final_path"
+ynh_exec_warn_less mkdir "$final_path"
 
 if [ "$upgrade_type" == "UPGRADE_APP" ]
 then
@@ -75,8 +75,8 @@ chmod -R o-rwx "$final_path"
 chown -R $app:www-data "$final_path"
 
 pushd "$final_path"
-	ynh_exec_warn_less sudo -u $app mv ./www_data/* .
-	ynh_exec_warn_less sudo -u $app ./module/install.sh
+	ynh_exec_warn_less mv ./www_data/* .
+	ynh_exec_warn_less ./module/install.sh
 popd
 
 #=================================================