diff --git a/Synology-NAS-Guide.md b/Synology-NAS-Guide.md
index 2f163ef..6479804 100644
--- a/Synology-NAS-Guide.md
+++ b/Synology-NAS-Guide.md
@@ -125,7 +125,7 @@ In DSM control panel, open the 'Task Scheduler' and create a new scheduled task
 
 ```sh
 # renew certificates 
-/usr/local/share/acme.sh/acme.sh --cron --home /usr/local/share/acme.sh
+/usr/local/share/.acme.sh/acme.sh --cron --home /usr/local/share/.acme.sh
 ```
 
 ## Fix a broken environment after Synology DSM upgrade
@@ -137,7 +137,7 @@ In DSM control panel, open the 'Task Scheduler' and create a new scheduled task
 or manually add below line into /root/.profile
 
 ```sh
-. "/usr/local/share/acme.sh/acme.sh.env"
+. "/usr/local/share/.acme.sh/acme.sh.env"
 ```
 
 # Enable auto upgrading