diff --git a/wp-includes/class-wp-customize-manager.php b/wp-includes/class-wp-customize-manager.php
index e8e8454623..9d4ec4be36 100644
--- a/wp-includes/class-wp-customize-manager.php
+++ b/wp-includes/class-wp-customize-manager.php
@@ -3801,20 +3801,12 @@ final class WP_Customize_Manager {
 	 * @since 4.0.0
 	 * @since 4.5.0 Return added WP_Customize_Panel instance.
 	 *
-	 * @param WP_Customize_Panel|string $id   Customize Panel object, or Panel ID.
-	 * @param array                     $args {
-	 *     Optional. Array of properties for the new Panel object. Default empty array.
+	 * @see WP_Customize_Panel::__construct()
 	 *
-	 *     @type int             $priority        Priority of the panel, defining the display order
-	 *                                            of panels and sections. Default 160.
-	 *     @type string          $capability      Capability required for the panel.
-	 *                                            Default `edit_theme_options`.
-	 *     @type string|string[] $theme_supports  Theme features required to support the panel.
-	 *     @type string          $title           Title of the panel to show in UI.
-	 *     @type string          $description     Description to show in the UI.
-	 *     @type string          $type            Type of the panel.
-	 *     @type callable        $active_callback Active callback.
-	 * }
+	 * @param WP_Customize_Panel|string $id   Customize Panel object, or ID.
+	 * @param array                     $args Optional. Array of properties for the new Panel object.
+	 *                                        See WP_Customize_Panel::__construct() for information
+	 *                                        on accepted arguments. Default empty array.
 	 * @return WP_Customize_Panel The instance of the panel that was added.
 	 */
 	public function add_panel( $id, $args = array() ) {
@@ -3901,7 +3893,7 @@ final class WP_Customize_Manager {
 	 *
 	 * @see WP_Customize_Section::__construct()
 	 *
-	 * @param WP_Customize_Section|string $id   Customize Section object, or Section ID.
+	 * @param WP_Customize_Section|string $id   Customize Section object, or ID.
 	 * @param array                       $args Optional. Array of properties for the new Section object.
 	 *                                          See WP_Customize_Section::__construct() for information
 	 *                                          on accepted arguments. Default empty array.
diff --git a/wp-includes/class-wp-customize-panel.php b/wp-includes/class-wp-customize-panel.php
index 858c0885a5..73ce2734ce 100644
--- a/wp-includes/class-wp-customize-panel.php
+++ b/wp-includes/class-wp-customize-panel.php
@@ -139,7 +139,19 @@ class WP_Customize_Panel {
 	 *
 	 * @param WP_Customize_Manager $manager Customizer bootstrap instance.
 	 * @param string               $id      A specific ID for the panel.
-	 * @param array                $args    Panel arguments.
+	 * @param array                $args    {
+	 *     Optional. Array of properties for the new Panel object. Default empty array.
+	 *
+	 *     @type int             $priority        Priority of the panel, defining the display order
+	 *                                            of panels and sections. Default 160.
+	 *     @type string          $capability      Capability required for the panel.
+	 *                                            Default `edit_theme_options`.
+	 *     @type string|string[] $theme_supports  Theme features required to support the panel.
+	 *     @type string          $title           Title of the panel to show in UI.
+	 *     @type string          $description     Description to show in the UI.
+	 *     @type string          $type            Type of the panel.
+	 *     @type callable        $active_callback Active callback.
+	 * }
 	 */
 	public function __construct( $manager, $id, $args = array() ) {
 		$keys = array_keys( get_object_vars( $this ) );
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 3d47fdb7df..107964f99e 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.4-beta3-47386';
+$wp_version = '5.4-beta3-47387';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.