Dynamic SQL Inside FORALL Statement

DECLARE
TYPE NumList IS TABLE OF NUMBER;
TYPE NameList IS TABLE OF VARCHAR2(15);
empids NumList;
enames NameList;
BEGIN
empids := NumList(101,102,103,104,105);
FORALL i IN 1..5
EXECUTE IMMEDIATE
'UPDATE employees SET salary = salary * 1.04 WHERE employee_id = :1
RETURNING last_name INTO :2'
USING empids(i) RETURNING BULK COLLECT INTO enames;
END;