diff --git a/README.md b/README.md
index 43a00d78..8c64904e 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,8 @@
 # M5Stack Official Documentation
 
-### the URL is *https://m5stack.readthedocs.io*
+### Here is the source code of m5stack documentation. If you want to read the details of it, visit this URL(*https://m5stack.readthedocs.io*) please. 
+
+### CONTENT
 
 #### 1. [Product Documents](https://m5stack.readthedocs.io/en/latest/product-documents/index.html)
 #### 2. [Get Started](https://m5stack.readthedocs.io/en/latest/get-started/index.html)