diff --git a/htdocs/install/mysql/migration/2.8.0-2.9.0.sql b/htdocs/install/mysql/migration/2.8.0-2.9.0.sql
index 44cd0529a00..17a52fbd777 100755
--- a/htdocs/install/mysql/migration/2.8.0-2.9.0.sql
+++ b/htdocs/install/mysql/migration/2.8.0-2.9.0.sql
@@ -330,4 +330,4 @@ update llx_const set value ='eldy' where name = 'MAIN_THEME' and (value= 'rodolp
 update llx_user_param set value ='eldy' where param = 'MAIN_THEME' and (value= 'rodolphe' or value='dev' or value='bluelagoon');
 
 
-ALTER TABLE llx_tmp_caisse MODIFY fk_article int(11) NOT NULL;
+ALTER TABLE llx_tmp_caisse MODIFY fk_article integer NOT NULL;