diff --git a/README.md b/README.md
index 39858b0..1fffce0 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
 # py_vislib
 Back end of [vue-data-board](https://github.com/dongsuo/vue-data-board).
 
-## [Document](https://docs.vislib.best)
+## [Document](https://docs.v11nlab.com)