diff --git a/upgrade.php b/upgrade.php
index 4451a280..50a914a3 100644
--- a/upgrade.php
+++ b/upgrade.php
@@ -772,9 +772,9 @@ function upgrade_318_mysql() {
 
     # in case someone has manually created the table with utf8 fields before:
     $all_sql = split("\n", trim("
-        ALTER TABLE `$table_vacation_notification` CHANGE `on_vacation` `on_vacation` VARCHAR( 255 ) {LATIN1} NOT NULL
-        ALTER TABLE `$table_vacation_notification` CHANGE `notified`    `notified`    VARCHAR( 255 ) {LATIN1} NOT NULL
-        ALTER TABLE `$table_vacation_notification` DEFAULT                                           {LATIN1}
+        ALTER TABLE `$table_vacation_notification` CHANGE `on_vacation` `on_vacation` VARCHAR( 255 ) NOT NULL
+        ALTER TABLE `$table_vacation_notification` CHANGE `notified`    `notified`    VARCHAR( 255 ) NOT NULL
+        ALTER TABLE `$table_vacation_notification` DEFAULT 
     "));
     # Possible errors that can be ignored:
     # None.