diff --git a/db/routines/bs/procedures/waste_addSales.sql b/db/routines/bs/procedures/waste_addSales.sql
index 128c4f2db..ea4adbc27 100644
--- a/db/routines/bs/procedures/waste_addSales.sql
+++ b/db/routines/bs/procedures/waste_addSales.sql
@@ -4,6 +4,12 @@ CREATE OR REPLACE DEFINER=`root`@`localhost` PROCEDURE `bs`.`waste_addSales`(
 	vDateTo DATE
 )
 BEGIN
+/**
+ * Recalcula las mermas de un periodo.
+ * 
+ * @param vDateFrom Fecha desde
+ * @param vDateTo Fecha hasta
+ */
 	IF vDateFrom IS NULL THEN
 		SET vDateFrom = util.VN_CURDATE() - INTERVAL WEEKDAY(util.VN_CURDATE()) DAY;
 	END IF;
diff --git a/db/versions/11240-aquaCyca/00-firstScript.sql b/db/versions/11240-aquaCyca/00-firstScript.sql
new file mode 100644
index 000000000..97ad39ef1
--- /dev/null
+++ b/db/versions/11240-aquaCyca/00-firstScript.sql
@@ -0,0 +1 @@
+GRANT EXECUTE ON PROCEDURE bs.waste_addSales TO buyerBoss;