diff --git a/src/opnsense/mvc/app/models/OPNsense/Trust/FieldTypes/CertificatesField.php b/src/opnsense/mvc/app/models/OPNsense/Trust/FieldTypes/CertificatesField.php
index 703c48140..dffd7b864 100644
--- a/src/opnsense/mvc/app/models/OPNsense/Trust/FieldTypes/CertificatesField.php
+++ b/src/opnsense/mvc/app/models/OPNsense/Trust/FieldTypes/CertificatesField.php
@@ -95,6 +95,11 @@ class CertificateContainerField extends ContainerField
  */
 class CertificatesField extends ArrayField
 {
+    /**
+     * {@inheritdoc}
+     */
+    protected static $internalStaticChildren = [];
+
     /**
      * @inheritDoc
      */