diff --git a/server/open.go b/server/open.go
index 57cc62f..a343c24 100644
--- a/server/open.go
+++ b/server/open.go
@@ -20,7 +20,7 @@ func init() {
 	}
 }
 
-// Open a url in the default browser
+// OpenURL is used for open an url in the default browser
 func (s *Server) OpenURL(url string) (io.Writer, error) {
 	if s.Open {
 		open, err := cmd[runtime.GOOS]
diff --git a/settings/utils.go b/settings/utils.go
index 62b570b..3aa9519 100644
--- a/settings/utils.go
+++ b/settings/utils.go
@@ -57,6 +57,7 @@ func (s Settings) Path(path string) string {
 	return strings.Replace(filepath.Clean(path), "\\", "/", -1)
 }
 
+// Rand is used for generate a random string
 func Rand(n int) string {
 	src := rand.NewSource(time.Now().UnixNano())
 	b := make([]byte, n)