diff --git a/config/config.go b/config/config.go
index c4da943..04b7ab6 100755
--- a/config/config.go
+++ b/config/config.go
@@ -46,4 +46,5 @@ func init() {
 		POP3:     as.Get("pop3").GetString(),
 		Password: as.Get("password").GetString(),
 	}
+	Interval = as.GetDuration("interval")
 }