diff --git src/wp-includes/cache.php b/cache.php
index 5a4f2fb..4423fe6 100755
--- src/wp-includes/cache.php
+++ b/cache.php
@@ -526,7 +526,7 @@ class WP_Object_Cache {
 	 *
 	 * @param int|string $key    What the contents in the cache are called.
 	 * @param string     $group  Optional. Where the cache contents are grouped. Default 'default'.
-	 * @param string     $force  Optional. Unused. Whether to force a refetch rather than relying on the local
+	 * @param bool     $force  Optional. Unused. Whether to force a refetch rather than relying on the local
 	 *                           cache. Default false.
 	 * @param bool        $found  Optional. Whether the key was found in the cache (passed by reference).
 	 *                            Disambiguates a return of false, a storable value. Default null.