diff --git a/mysql/migration/2.0.0-2.1.0.sql b/mysql/migration/2.0.0-2.1.0.sql
index df0eb95c03d..c1df8bcd85e 100644
--- a/mysql/migration/2.0.0-2.1.0.sql
+++ b/mysql/migration/2.0.0-2.1.0.sql
@@ -114,7 +114,7 @@ create table llx_product_det
   rowid          integer AUTO_INCREMENT PRIMARY KEY,
   fk_product     integer      DEFAULT 0 NOT NULL,
   lang           varchar(5)   DEFAULT 0 NOT NULL,
-  label          varchar(255),
+  label          varchar(255) NOT NULL,
   description    text,
   note           text
 )type=innodb;