diff --git a/security/acme-client/pkg-descr b/security/acme-client/pkg-descr
index 87339fe03..167a9b7f4 100644
--- a/security/acme-client/pkg-descr
+++ b/security/acme-client/pkg-descr
@@ -18,6 +18,7 @@ Added:
 Fixed:
 * fix SFTP upload (#2671)
 * fix PHP error when acme.sh deploy hook returns an error (#2674)
+* fix path for storing pf config files when using HTTP-01
 
 3.5
 
diff --git a/security/acme-client/src/opnsense/mvc/app/library/OPNsense/AcmeClient/LeValidation/HttpOpnsense.php b/security/acme-client/src/opnsense/mvc/app/library/OPNsense/AcmeClient/LeValidation/HttpOpnsense.php
index 32f6d3138..3b2d7a3c9 100644
--- a/security/acme-client/src/opnsense/mvc/app/library/OPNsense/AcmeClient/LeValidation/HttpOpnsense.php
+++ b/security/acme-client/src/opnsense/mvc/app/library/OPNsense/AcmeClient/LeValidation/HttpOpnsense.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright (C) 2020 Frank Wall
+ * Copyright (C) 2020-2021 Frank Wall
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -42,6 +42,8 @@ class HttpOpnsense extends Base implements LeValidationInterface
 {
     public function prepare()
     {
+        $configdir = (string)sprintf(self::ACME_CONFIG_DIR, $this->cert_id);
+
         // Get configured HTTP port for local lighttpd server.
         $configObj = Config::getInstance()->object();
         $local_http_port = $configObj->OPNsense->AcmeClient->settings->challengePort;