diff --git a/persistence/sessions.go b/persistence/sessions.go
index efb32d3..66857f1 100644
--- a/persistence/sessions.go
+++ b/persistence/sessions.go
@@ -120,6 +120,7 @@ func (s *Session) Set(key string, value string) (string, error) {
 	return "", errors.New("Unknown session property")
 }
 
+// TimezoneToLocation tries to convert config timezone to location
 func (s *Session) TimezoneToLocation() *time.Location {
 	time, err := time.Parse("-07:00", s.Timezone)
 	if err == nil {