From d19ea92833810a28bc556b5a6fd1a2b35e550607 Mon Sep 17 00:00:00 2001
From: Alex Debril <alex.debril@gmail.com>
Date: Thu, 27 Jul 2017 13:16:44 +0200
Subject: [PATCH] Fix #122

---
 src/FeedIo/Adapter/Guzzle/Response.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/FeedIo/Adapter/Guzzle/Response.php b/src/FeedIo/Adapter/Guzzle/Response.php
index d300e8c6..0f21915c 100644
--- a/src/FeedIo/Adapter/Guzzle/Response.php
+++ b/src/FeedIo/Adapter/Guzzle/Response.php
@@ -38,7 +38,7 @@ public function __construct(PsrResponseInterface $psrResponse)
      */
     public function isModified()
     {
-        return $this->psrResponse->getStatusCode() != 304 && strlen($this->psrResponse->getBody()) > 0;
+        return $this->psrResponse->getStatusCode() != 304 && $this->psrResponse->getBody()->getSize() > 0;
     }
 
     /**