diff --git a/scripts/upgrade b/scripts/upgrade
index 30b2351..b62a79e 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -137,11 +137,13 @@ export PATH="$final_path/.composer/vendor/bin:$PATH"
 
 update-alternatives --set php /usr/bin/php$phpversion
 
-ynh_exec_as $app env PATH=$PATH drush @$app variable-set --exact maintenance_mode 1 
-ynh_exec_as $app env PATH=$PATH drush @$app cache-clear all 
-ynh_exec_as $app env PATH=$PATH drush @$app pm-update -y drupal
-ynh_exec_as $app env PATH=$PATH drush @$app cache-clear all 
-ynh_exec_as $app env PATH=$PATH drush @$app variable-set --exact maintenance_mode 0 
+pushd "$final_path"
+    ynh_exec_as $app env PATH=$PATH drush @$app variable-set --exact maintenance_mode 1 
+    ynh_exec_as $app env PATH=$PATH drush @$app cache-clear all 
+    ynh_exec_as $app env PATH=$PATH drush @$app pm-update -y drupal
+    ynh_exec_as $app env PATH=$PATH drush @$app cache-clear all 
+    ynh_exec_as $app env PATH=$PATH drush @$app variable-set --exact maintenance_mode 0 
+popd
 
 update-alternatives --set php /usr/bin/php${YNH_DEFAULT_PHP_VERSION}