diff --git a/security/acme-client/src/opnsense/mvc/app/controllers/OPNsense/AcmeClient/forms/dialogValidation.xml b/security/acme-client/src/opnsense/mvc/app/controllers/OPNsense/AcmeClient/forms/dialogValidation.xml
index 702aa67c94..0455fc474a 100644
--- a/security/acme-client/src/opnsense/mvc/app/controllers/OPNsense/AcmeClient/forms/dialogValidation.xml
+++ b/security/acme-client/src/opnsense/mvc/app/controllers/OPNsense/AcmeClient/forms/dialogValidation.xml
@@ -1924,4 +1924,15 @@
         <label>Token</label>
         <type>password</type>
     </field>
+    <field>
+        <label>mijn.host</label>
+        <type>header</type>
+        <style>table_dns table_dns_mijnhost</style>
+    </field>
+    <field>
+        <id>validation.dns_mijnhost_api_key</id>
+        <label>API Key</label>
+        <type>text</type>
+        <help><![CDATA[Please refer to the <a href="https://mijn.host/api/doc/">API documentation</a> for further information.]]></help>
+    </field>
 </form>
diff --git a/security/acme-client/src/opnsense/mvc/app/library/OPNsense/AcmeClient/LeValidation/DnsMijnhost.php b/security/acme-client/src/opnsense/mvc/app/library/OPNsense/AcmeClient/LeValidation/DnsMijnhost.php
new file mode 100644
index 0000000000..f077995c25
--- /dev/null
+++ b/security/acme-client/src/opnsense/mvc/app/library/OPNsense/AcmeClient/LeValidation/DnsMijnhost.php
@@ -0,0 +1,44 @@
+<?php
+
+/*
+ * Copyright (C) 2025 Peter Vos
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
+ * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+namespace OPNsense\AcmeClient\LeValidation;
+
+use OPNsense\AcmeClient\LeValidationInterface;
+use OPNsense\Core\Config;
+
+/**
+ * mijn.host DNS API
+ * @package OPNsense\AcmeClient
+ */
+class DnsMijnhost extends Base implements LeValidationInterface
+{
+    public function prepare()
+    {
+        $this->acme_env['MIJNHOST_API_KEY'] = (string)$this->config->dns_mijnhost_api_key;
+    }
+}
diff --git a/security/acme-client/src/opnsense/mvc/app/models/OPNsense/AcmeClient/AcmeClient.xml b/security/acme-client/src/opnsense/mvc/app/models/OPNsense/AcmeClient/AcmeClient.xml
index ab94015e5e..3ff262661c 100644
--- a/security/acme-client/src/opnsense/mvc/app/models/OPNsense/AcmeClient/AcmeClient.xml
+++ b/security/acme-client/src/opnsense/mvc/app/models/OPNsense/AcmeClient/AcmeClient.xml
@@ -491,6 +491,7 @@
                         <dns_loopia>Loopia</dns_loopia>
                         <dns_lua>LuaDNS.com</dns_lua>
                         <dns_miab>MailinaBox</dns_miab>
+                        <dns_mijnhost>mijn.host</dns_mijnhost>
                         <dns_mydnsjp>MyDNS.JP</dns_mydnsjp>
                         <dns_mythic_beasts>Mythic Beasts</dns_mythic_beasts>
                         <dns_namecom>Name.com</dns_namecom>
@@ -1307,6 +1308,9 @@
                 <dns_rage4_user type="TextField">
                     <Required>N</Required>
                 </dns_rage4_user>
+                <dns_mijnhost_api_key type="TextField">
+                    <Required>N</Required>
+                </dns_mijnhost_api_key>
             </validation>
         </validations>
         <actions>