diff --git a/classes/check/certificateexpiry.php b/classes/check/certificateexpiry.php
index 5cc6b4228..230145cd9 100644
--- a/classes/check/certificateexpiry.php
+++ b/classes/check/certificateexpiry.php
@@ -38,6 +38,12 @@
  */
 class certificateexpiry extends check {
 
+    /** @var string Check ID */
+    protected string $id;
+
+    /** @var string Check name */
+    protected $name;
+
     /**
      * Constructor
      */