diff --git a/core/lib/Drupal/Core/Extension/module.api.php b/core/lib/Drupal/Core/Extension/module.api.php
index 7acc0fd..e1e0e58 100644
--- a/core/lib/Drupal/Core/Extension/module.api.php
+++ b/core/lib/Drupal/Core/Extension/module.api.php
@@ -748,7 +748,8 @@ function hook_updater_info_alter(&$updaters) {
  *   - value: The current value (e.g., version, time, level, etc). During
  *     install phase, this should only be used for version numbers, do not set
  *     it if not applicable.
- *   - description: The description of the requirement/status.
+ *   - description: The description of the requirement/status. May be either a
+ *     string or a render array.
  *   - severity: The requirement's result/severity level, one of:
  *     - REQUIREMENT_INFO: For info only.
  *     - REQUIREMENT_OK: The requirement is satisfied.