diff --git a/README.md b/README.md
index 7d0bc2e7..86d1e4ed 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ The universal proxy platform.
 
 ## Documentation
 
-https://sing-box.sagernet.org
+https://sing-box.sagernet.org。
 
 ## License