diff --git a/update/2_3_1.php b/update/2_3_1.php
index add987215..ffbe36af0 100644
--- a/update/2_3_1.php
+++ b/update/2_3_1.php
@@ -119,6 +119,8 @@ $files = [
     'templates/contratti/contratto.html',
     'templates/preventivo/preventivo_body.html',
     'templates/preventivo/preventivo.html',
+    'locale/it/it.po',
+    'locale/it/it.mo',
 ];
 
 foreach ($files as $key => $value) {