From 00fad6ce429783a090a800b402563da3f68047fb Mon Sep 17 00:00:00 2001
From: Hideaki Tai <hideaki.tai@gmail.com>
Date: Tue, 12 Oct 2021 10:22:21 +0900
Subject: [PATCH] update README

---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index b99a86f..2d05c17 100644
--- a/README.md
+++ b/README.md
@@ -250,7 +250,7 @@ template <typename T>
 Sequence<T>& operator[](const T& t);
 ```
 
-`Timeline` is derived from [FrameRateCounter](). So its methods to control timeline are also available. Some useful methods are listed below.
+`Timeline` is derived from [FrameRateCounter](https://github.com/hideakitai/PollingTimer). So its methods to control timeline are also available. Some useful methods are listed below.
 
 ```C++
 virtual void start();  // overridden by Tween::Timeline