diff --git a/src/wp-includes/widgets.php b/src/wp-includes/widgets.php
index 50792563ec..c29ddbf523 100644
--- a/src/wp-includes/widgets.php
+++ b/src/wp-includes/widgets.php
@@ -1040,13 +1040,13 @@ function wp_get_sidebars_widgets( $deprecated = true ) {
 }
 
 /**
- * Retrieves the registered sidebar with the given id.
+ * Retrieves the registered sidebar with the given ID.
  *
  * @since 5.9.0
  *
  * @global array $wp_registered_sidebars The registered sidebars.
  *
- * @param string $id The sidebar id.
+ * @param string $id The sidebar ID.
  * @return array|null The discovered sidebar, or null if it is not registered.
  */
 function wp_get_sidebar( $id ) {