diff --git a/htdocs/install/mysql/migration/7.0.0-8.0.0.sql b/htdocs/install/mysql/migration/7.0.0-8.0.0.sql
index e0b5b3966dd..6882405e47e 100644
--- a/htdocs/install/mysql/migration/7.0.0-8.0.0.sql
+++ b/htdocs/install/mysql/migration/7.0.0-8.0.0.sql
@@ -539,6 +539,6 @@ INSERT INTO llx_accounting_system (fk_country, pcg_version, label, active) VALUE
 -- advtargetmailing
 ALTER TABLE llx_advtargetemailing ADD COLUMN fk_element integer NOT NULL;
 ALTER TABLE llx_advtargetemailing ADD COLUMN type_element varchar(180) NOT NULL;
-UPDATE llx_advtargetemailing SET fk_element = fk_mailing, type_element="mailing";
+UPDATE llx_advtargetemailing SET fk_element = fk_mailing, type_element='mailing';
 ALTER TABLE llx_advtargetemailing DROP COLUMN fk_mailing;