diff --git a/rootfs/etc/confd/templates/www.conf.tmpl b/rootfs/etc/confd/templates/www.conf.tmpl
index f1681e6..5d16082 100644
--- a/rootfs/etc/confd/templates/www.conf.tmpl
+++ b/rootfs/etc/confd/templates/www.conf.tmpl
@@ -423,7 +423,7 @@ php_admin_flag[log_errors] = true
 
 php_admin_value[default_charset] = UTF-8
 
-{{if (getenv "MAXUPLOADSIZE")}}
+{{if (getenv "MAX_UPLOAD_SIZE")}}
 php_admin_value[upload_max_filesize] = {{getenv "MAX_UPLOAD_SIZE" "512M"}}
 php_admin_value[post_max_size] = {{getenv "MAX_UPLOAD_SIZE" "512M"}}
 {{end}}