diff --git a/htdocs/install/mysql/migration/3.9.0-4.0.0.sql b/htdocs/install/mysql/migration/3.9.0-4.0.0.sql
index 25eee0dcbc0..7cd50efc72d 100644
--- a/htdocs/install/mysql/migration/3.9.0-4.0.0.sql
+++ b/htdocs/install/mysql/migration/3.9.0-4.0.0.sql
@@ -36,6 +36,12 @@ ALTER TABLE llx_product_customer_price_log ADD COLUMN localtax2_type varchar(10)
 
 ALTER TABLE llx_product ADD COLUMN  model_pdf	varchar(255) default '';
 
+ALTER TABLE llx_product ADD COLUMN width		float        DEFAULT NULL;
+ALTER TABLE llx_product ADD COLUMN width_units	tinyint      DEFAULT NULL;
+ALTER TABLE llx_product ADD COLUMN height		float        DEFAULT NULL;
+ALTER TABLE llx_product ADD COLUMN height_units tinyint      DEFAULT NULL;
+
+
 CREATE TABLE llx_categorie_user 
 (
   fk_categorie 	integer NOT NULL,
diff --git a/htdocs/install/mysql/tables/llx_product.sql b/htdocs/install/mysql/tables/llx_product.sql
index e2ed0a49627..78620495f61 100755
--- a/htdocs/install/mysql/tables/llx_product.sql
+++ b/htdocs/install/mysql/tables/llx_product.sql
@@ -69,6 +69,10 @@ create table llx_product
   weight_units				tinyint      DEFAULT NULL,
   length					float        DEFAULT NULL,
   length_units				tinyint      DEFAULT NULL,
+  width					    float        DEFAULT NULL,
+  width_units				tinyint      DEFAULT NULL,
+  height					float        DEFAULT NULL,
+  height_units				tinyint      DEFAULT NULL,
   surface					float        DEFAULT NULL,
   surface_units				tinyint      DEFAULT NULL,
   volume					float        DEFAULT NULL,