diff --git a/README.md b/README.md
index 899c110..c778c23 100644
--- a/README.md
+++ b/README.md
@@ -3,8 +3,6 @@ Nexus Robot Lib
 
 This is for Nexus Robot Lib. Its Arduino library and document are hard to find. So here they are.
 
-To add LiDAR sensor, a suggestion is  
-<a href="https://www.getsurreal.com/product/xv-lidar-sensor-enclosure-package/">XV LiDAR</a> 
-from Get Surreal.
+To add LiDAR sensor, a suggestion is <a href="https://www.getsurreal.com/product/xv-lidar-sensor-enclosure-package/">XV LiDAR</a> from Get Surreal.
 
 To use SLAM, a simple script to use is <a href="https://github.com/simondlevy/BreezySLAM">BreezySLAM</a>. To try it, we first need to install <a href="https://github.com/simondlevy/xvlidar">xvlidar</a> Python package, and then use <code>example/xvslam.py</code>.