diff --git a/mysql/migration/1.1.0-2.0.0.sql b/mysql/migration/1.1.0-2.0.0.sql
index e0c01036b93..511e6e16e97 100644
--- a/mysql/migration/1.1.0-2.0.0.sql
+++ b/mysql/migration/1.1.0-2.0.0.sql
@@ -252,6 +252,7 @@ alter table llx_user add datelastaccess datetime;
 alter table llx_user add office_phone varchar(20);
 alter table llx_user add office_fax varchar(20);
 alter table llx_user add user_mobile varchar(20);
+alter table llx_user modify login varchar(24);
 
 alter table llx_user_rights add rowid integer AUTO_INCREMENT PRIMARY KEY;
 
diff --git a/mysql/tables/llx_user.sql b/mysql/tables/llx_user.sql
index 8c7372be78b..5bb282f3546 100644
--- a/mysql/tables/llx_user.sql
+++ b/mysql/tables/llx_user.sql
@@ -25,7 +25,7 @@ create table llx_user
   rowid             integer AUTO_INCREMENT PRIMARY KEY,
   datec             datetime,
   tms               timestamp,
-  login             varchar(8),
+  login             varchar(24),
   pass              varchar(32),
   name              varchar(50),
   firstname         varchar(50),