diff --git a/Admin/Install/db.json b/Admin/Install/db.json
index dbd0470..d69d633 100644
--- a/Admin/Install/db.json
+++ b/Admin/Install/db.json
@@ -411,6 +411,12 @@
                 "default": null,
                 "null": true
             },
+            "l11n_timezone": {
+                "name": "l11n_timezone",
+                "type": "VARCHAR(255)",
+                "default": null,
+                "null": true
+            },
             "l11n_datetime_very_short": {
                 "name": "l11n_datetime_very_short",
                 "type": "VARCHAR(20)",
diff --git a/Models/LocalizationMapper.php b/Models/LocalizationMapper.php
index f31a65a..b04f76b 100644
--- a/Models/LocalizationMapper.php
+++ b/Models/LocalizationMapper.php
@@ -78,6 +78,7 @@ final class LocalizationMapper extends DataMapperAbstract
         'l11n_volume_teaspoon'      => ['name' => 'l11n_volume_teaspoon',      'type' => 'string', 'internal' => 'volume/teaspoon'],
         'l11n_volume_tablespoon'    => ['name' => 'l11n_volume_tablespoon',    'type' => 'string', 'internal' => 'volume/tablespoon'],
         'l11n_volume_glass'         => ['name' => 'l11n_volume_glass',         'type' => 'string', 'internal' => 'volume/glass'],
+        'l11n_timezone'             => ['name' => 'l11n_timezone',             'type' => 'string', 'internal' => 'timezone'],
         'l11n_datetime_very_short'  => ['name' => 'l11n_datetime_very_short',  'type' => 'string', 'internal' => 'datetime/very_short'],
         'l11n_datetime_short'       => ['name' => 'l11n_datetime_short',       'type' => 'string', 'internal' => 'datetime/short'],
         'l11n_datetime_medium'      => ['name' => 'l11n_datetime_medium',      'type' => 'string', 'internal' => 'datetime/medium'],