diff --git a/htdocs/includes/sabre/sabre/vobject/lib/timezonedata/php-bc.php b/htdocs/includes/sabre/sabre/vobject/lib/timezonedata/php-bc.php
index 3116c6868e6..b09e5f4ae3d 100644
--- a/htdocs/includes/sabre/sabre/vobject/lib/timezonedata/php-bc.php
+++ b/htdocs/includes/sabre/sabre/vobject/lib/timezonedata/php-bc.php
@@ -20,17 +20,17 @@ return [
     'Africa/Timbuktu',
     'America/Argentina/ComodRivadavia',
     'America/Atka',
-    'America/Buenos_Aires',
-    'America/Catamarca',
+    'America/Argentina/Buenos_Aires',
+    'America/Argentina/Catamarca',
     'America/Coral_Harbour',
-    'America/Cordoba',
+    'America/Argentina/Cordoba',
     'America/Ensenada',
     'America/Fort_Wayne',
     'America/Indianapolis',
-    'America/Jujuy',
+    'America/Argentina/Jujuy',
     'America/Knox_IN',
     'America/Louisville',
-    'America/Mendoza',
+    'America/Argentina/Mendoza',
     'America/Montreal',
     'America/Porto_Acre',
     'America/Rosario',
diff --git a/htdocs/includes/sabre/sabre/vobject/lib/timezonedata/windowszones.php b/htdocs/includes/sabre/sabre/vobject/lib/timezonedata/windowszones.php
index 2049a95c185..db8659682eb 100644
--- a/htdocs/includes/sabre/sabre/vobject/lib/timezonedata/windowszones.php
+++ b/htdocs/includes/sabre/sabre/vobject/lib/timezonedata/windowszones.php
@@ -20,7 +20,7 @@ return [
   'Arab Standard Time' => 'Asia/Riyadh',
   'Arabian Standard Time' => 'Asia/Dubai',
   'Arabic Standard Time' => 'Asia/Baghdad',
-  'Argentina Standard Time' => 'America/Buenos_Aires',
+  'Argentina Standard Time' => 'America/Argentina/Buenos_Aires',
   'Astrakhan Standard Time' => 'Europe/Astrakhan',
   'Atlantic Standard Time' => 'America/Halifax',
   'Aus Central W. Standard Time' => 'Australia/Eucla',