diff --git a/ubuntu/erlking.asininetech.net.yml b/ubuntu/erlking.asininetech.net.yml
index 3832e9a..05f8db1 100644
--- a/ubuntu/erlking.asininetech.net.yml
+++ b/ubuntu/erlking.asininetech.net.yml
@@ -361,7 +361,7 @@
         - gzip_disable msie6
         - gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript
       upstream:
-        - upstream php { server unix:/run/php/php7.4-fpm.sock; }
+        - upstream php { server unix:/run/php/php8.1-fpm.sock; }
       ssl:
         - ssl_protocols TLSv1.2 TLSv1.3
         - ssl_prefer_server_ciphers on