diff --git a/etc/psa_tariff/tariff04.json b/etc/psa_tariff/tariff04.json
index 4598e01..1ef074a 100644
--- a/etc/psa_tariff/tariff04.json
+++ b/etc/psa_tariff/tariff04.json
@@ -8,3 +8,4 @@ rrrr
 uuuu
 hhhhhhhhhhhhhhhhhh
 uuuuuu
+ooooo