diff --git a/expiry.go b/expiry.go
index 63b7757..f17f7cd 100644
--- a/expiry.go
+++ b/expiry.go
@@ -11,6 +11,10 @@ var defaultExpiryList = []uint64{
 	60,
 	300,
 	3600,
+	7200,
+	14400,
+	28800,
+	43200,
 	86400,
 	604800,
 	2419200,