diff --git a/derper/install.sh b/derper/install.sh
index d19e459..dfb9da9 100755
--- a/derper/install.sh
+++ b/derper/install.sh
@@ -1,23 +1,15 @@
 #!/bin/bash
-cd /opt/caddy/certbot-aliyun-docker/derper
+cd /opt/certbot-aliyun-docker/derper
+rm -rf ./letsencrypt/accounts
 docker run --rm \
+  --entrypoint /bin/bash \
   -e REGION=cn-hangzhou \
   -e ACCESS_KEY_ID=LTAI5tP1yWFMMJhF6nrGYEit \
   -e ACCESS_KEY_SECRET=xBEMX76UwvO21DCES2605VM0kAU7TV \
-  -e DOMAIN=derper.jmsu.top \
+  -e DOMAIN=derphz.jmsu.top \
   -e EMAIL=pylyzeng@gmail.com \
-  -e CRON_SCHEDULE="0 0 * * *" \
-  -v "$PWD/letsencrypt:/etc/letsencrypt" \
-  -v "$PWD/certs:/app/certs" \
-  -v "$PWD/logs:/var/log/certbot" \
+  -v "./letsencrypt:/etc/letsencrypt" \
+  -v "./certs:/app/certs" \
+  -v "./logs:/var/log/certbot" \
   hotwa/certbot:latest \
-  certbot certonly \
-    -d "*.derper.jmsu.top" \
-    --manual \
-    --preferred-challenges dns \
-    --manual-auth-hook "alidns" \
-    --manual-cleanup-hook "alidns clean" \
-    --email pylyzeng@gmail.com \
-    --agree-tos \
-    --non-interactive \
-    -v
\ No newline at end of file
+  -c 'source /opt/venv/bin/activate && aliyun configure set --profile akProfile --mode AK --region "$REGION" --access-key-id "$ACCESS_KEY_ID" --access-key-secret "$ACCESS_KEY_SECRET" && certbot certonly -d "$DOMAIN" --manual --preferred-challenges dns --manual-auth-hook "/usr/local/bin/alidns" --manual-cleanup-hook "/usr/local/bin/alidns clean" --email "$EMAIL" --agree-tos --non-interactive'