diff --git a/install-dev/upgrade/sql/1.5.4.0.sql b/install-dev/upgrade/sql/1.5.4.0.sql
index 57434e11a..363eae753 100644
--- a/install-dev/upgrade/sql/1.5.4.0.sql
+++ b/install-dev/upgrade/sql/1.5.4.0.sql
@@ -1 +1,3 @@
+SET NAMES 'utf8';
+
 UPDATE `PREFIX_meta` SET `page` = 'supplier' WHERE `page` = 'supply';