diff --git a/README.md b/README.md
index 4306d3f..03c103f 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,8 @@
 # ROS package for ZLAC8015D dual-channel servo driver  
 The latest repository is below.  
-[https://github.com/Alpaca-zip/zlac8015d_ros.git](https://github.com/Alpaca-zip/zlac8015d_ros.git)
-[![](https://img.shields.io/badge/ROS-Noetic-brightgreen.svg)](https://github.com/Alpaca-zip/zlac8015d_ros)
+[https://github.com/Alpaca-zip/zlac8015d_ros.git](https://github.com/Alpaca-zip/zlac8015d_ros.git)  
+[![](https://img.shields.io/badge/ROS-Noetic-brightgreen.svg)](https://www.ikko-lab.k.hosei.ac.jp/gitbucket/git/tsukuba2022/zlac8015d_ros)
 
-<img src="https://github.com/Alpaca-zip/zlac8015d_ros/blob/main/circuit_scheme.png" width="850px">
 
 ## 1 Installation
 ```