diff --git a/htdocs/install/mysql/migration/17.0.0-18.0.0.sql b/htdocs/install/mysql/migration/17.0.0-18.0.0.sql
index ae7d51a20dd..1adc89643d8 100644
--- a/htdocs/install/mysql/migration/17.0.0-18.0.0.sql
+++ b/htdocs/install/mysql/migration/17.0.0-18.0.0.sql
@@ -31,6 +31,14 @@
 -- To rebuild sequence for postgresql after insert by forcing id autoincrement fields:
 -- -- VPGSQL8.2 SELECT dol_util_rebuild_sequences();
 
+
+-- v17
+
+-- VMYSQL4.3 ALTER TABLE llx_hrm_skillrank CHANGE COLUMN `rank` rankorder integer;
+-- VPGSQL8.2 ALTER TABLE llx_hrm_skillrank CHANGE COLUMN rank rankorder integer;
+
+
+
 -- v18
 
 insert into llx_c_action_trigger (code,label,description,elementtype,rang) values ('PROJECT_CLOSE','Project closed','Executed when a project is closed','project',145);
@@ -45,3 +53,4 @@ ALTER TABLE llx_facture ADD COLUMN prorata_discount	real DEFAULT NULL;
 
 ALTER TABLE llx_payment_salary MODIFY COLUMN datep datetime;
 
+