diff --git a/basicstopwatch.go b/basicstopwatch.go
index b6cdc99..f0c07af 100644
--- a/basicstopwatch.go
+++ b/basicstopwatch.go
@@ -18,7 +18,7 @@ func (t *BasicStopwatch) left() string {
 	return fmt.Sprintf(
 		"%02d:%02d:%02d",
 		int(cur.Hours()),
-		int(cur.Minutes()),
+		int(cur.Minutes())%60,
 		int(cur.Seconds())%60,
 	)
 }
diff --git a/basictimer.go b/basictimer.go
index 7b020b3..0a6030f 100644
--- a/basictimer.go
+++ b/basictimer.go
@@ -18,7 +18,7 @@ func (t *BasicTimer) left() string {
 	return fmt.Sprintf(
 		"%02d:%02d:%02d",
 		int(cur.Hours()),
-		int(cur.Minutes()),
+		int(cur.Minutes())%60,
 		int(cur.Seconds())%60,
 	)
 }