diff --git a/wp-includes/class-requests.php b/wp-includes/class-requests.php
index f5aced060a..5efdca8d1f 100644
--- a/wp-includes/class-requests.php
+++ b/wp-includes/class-requests.php
@@ -323,7 +323,7 @@ public static function patch($url, $headers, $data = array(), $options = array()
 	 *    for Basic authentication
 	 *    (Requests_Auth|array|boolean, default: false)
 	 * - `proxy`: Proxy details to use for proxy by-passing and authentication
-	 *    (Requests_Proxy|array|boolean, default: false)
+	 *    (Requests_Proxy|array|string|boolean, default: false)
 	 * - `max_bytes`: Limit for the response body size.
 	 *    (integer|boolean, default: false)
 	 * - `idn`: Enable IDN parsing
@@ -575,7 +575,7 @@ protected static function set_defaults(&$url, &$headers, &$data, &$type, &$optio
 			$options['auth']->register($options['hooks']);
 		}
 
-		if (!empty($options['proxy'])) {
+		if (is_string($options['proxy']) || is_array($options['proxy'])) {
 			$options['proxy'] = new Requests_Proxy_HTTP($options['proxy']);
 		}
 		if ($options['proxy'] !== false) {
diff --git a/wp-includes/version.php b/wp-includes/version.php
index af3348fd3b..3ffda2fb2c 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.6-beta2-38052';
+$wp_version = '4.6-beta2-38053';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.