diff --git a/htdocs/install/mysql/migration/2.9.0-3.0.0.sql b/htdocs/install/mysql/migration/2.9.0-3.0.0.sql
index 1dcbdbcd8f2..ca4a895b57b 100644
--- a/htdocs/install/mysql/migration/2.9.0-3.0.0.sql
+++ b/htdocs/install/mysql/migration/2.9.0-3.0.0.sql
@@ -40,7 +40,7 @@ ALTER TABLE llx_actioncomm MODIFY label varchar(128) NOT NULL;
 ALTER TABLE llx_expedition MODIFY date_expedition datetime;
 ALTER TABLE llx_expedition MODIFY date_delivery datetime NULL;
 
-ALTER TABLE llx_societe ADD COLUMN canvas varchar(32) DEFAULT 'default' AFTER default_lang;
-UPDATE llx_societe SET canvas='default' WHERE canvas IS NULL;
+ALTER TABLE llx_societe ADD COLUMN canvas varchar(32) DEFAULT NULL AFTER default_lang;
+--UPDATE llx_societe SET canvas='default' WHERE canvas IS NULL;
 --UPDATE llx_societe SET canvas='default' WHERE fk_typent <> 8;
 --UPDATE llx_societe SET canvas='individual' WHERE fk_typent = 8;
\ No newline at end of file