diff --git a/ui/util/util.go b/ui/util/util.go
index c7ba22b..60b7e1e 100644
--- a/ui/util/util.go
+++ b/ui/util/util.go
@@ -9,8 +9,9 @@ func SecondsToTimeString(s float64) string {
 	if s < 0 {
 		s = 0
 	}
-	min := int(s / 60)
-	sec := int(math.Round(s - float64(min*60)))
+	sec := int(math.Round(s))
+	min := sec / 60
+	sec -= min * 60
 
 	return fmt.Sprintf("%2d:%02d", min, sec)
 }