diff --git a/How-to-install.md b/How-to-install.md
index c520eef..603c157 100644
--- a/How-to-install.md
+++ b/How-to-install.md
@@ -9,7 +9,6 @@ Install https://github.com/acmesh-official/acme.sh
 
 ```
 curl https://get.acme.sh | sh -s email=my@example.com
-
 ```
 
 or