diff --git a/htdocs/install/mysql/migration/3.6.0-3.7.0.sql b/htdocs/install/mysql/migration/3.6.0-3.7.0.sql
index 868496f3316..ac16eefefa9 100644
--- a/htdocs/install/mysql/migration/3.6.0-3.7.0.sql
+++ b/htdocs/install/mysql/migration/3.6.0-3.7.0.sql
@@ -975,14 +975,13 @@ CREATE TABLE llx_holiday_types (
 );
 
 -- Change on table c_civilite
-DROP INDEX uk_c_civilite ON llx_c_civilite;
+ALTER TABLE llx_c_civilite DROP INDEX uk_c_civilite;
 ALTER TABLE llx_c_civilite RENAME TO llx_c_civility;
 ALTER TABLE llx_c_civility CHANGE civilite label VARCHAR(50);
 ALTER TABLE llx_c_civility ADD UNIQUE INDEX uk_c_civility(code);
 ALTER TABLE llx_adherent CHANGE civilite civility VARCHAR(6);
 ALTER TABLE llx_socpeople CHANGE civilite civility VARCHAR(6);
 ALTER TABLE llx_user CHANGE civilite civility VARCHAR(6);
-) ENGINE=innodb;
 
 ALTER TABLE llx_c_type_fees CHANGE libelle label VARCHAR(30);
 ALTER TABLE llx_c_type_fees ADD COLUMN accountancy_code varchar(32) DEFAULT NULL AFTER label;