diff --git a/tools/README.md b/tools/README.md
index f3fa330..95a475d 100644
--- a/tools/README.md
+++ b/tools/README.md
@@ -1,14 +1,16 @@
-# Tools for MYNT® EYE tools
+# Tools for MYNT® EYE cameras
 
 ## Prerequisites
 
-Ubuntu 16.04, ROS Kinetic.
+Python packages,
 
 ```bash
 cd <sdk>/tools/
 sudo pip install -r requirements.txt
 ```
 
+[ROS](http://www.ros.org/) if using rosbag.
+
 ---
 
 ## Record data (mynteye dataset)