diff --git a/src/wp-admin/includes/class-wp-upgrader.php b/src/wp-admin/includes/class-wp-upgrader.php
index e130ac8afa..155fe8f016 100644
--- a/src/wp-admin/includes/class-wp-upgrader.php
+++ b/src/wp-admin/includes/class-wp-upgrader.php
@@ -824,8 +824,8 @@ class Plugin_Upgrader extends WP_Upgrader {
 	 * @since 2.8.0
 	 * @since 3.7.0 The `$args` parameter was added, making clearing the plugin update cache optional.
 	 *
-	 * @param string $plugins Array of the basename paths of the plugins' main files.
-	 * @param array  $args {
+	 * @param array $plugins Array of the basename paths of the plugins' main files.
+	 * @param array $args {
 	 *     Optional. Other arguments for upgrading several plugins at once. Default empty array.
 	 *
 	 *     @type bool $clear_update_cache Whether to clear the plugin updates cache if successful.
@@ -1351,8 +1351,8 @@ class Theme_Upgrader extends WP_Upgrader {
 	 * @since 3.0.0
 	 * @since 3.7.0 The `$args` parameter was added, making clearing the update cache optional.
 	 *
-	 * @param string $themes The theme slugs.
-	 * @param array  $args {
+	 * @param array $themes The theme slugs.
+	 * @param array $args {
 	 *     Optional. Other arguments for upgrading several themes at once. Default empty array.
 	 *
 	 *     @type bool $clear_update_cache Whether to clear the update cache if successful.