diff --git a/vendor/PicoFeed/Clients/Stream.php b/vendor/PicoFeed/Clients/Stream.php
index 5da7e11..af5ae7e 100644
--- a/vendor/PicoFeed/Clients/Stream.php
+++ b/vendor/PicoFeed/Clients/Stream.php
@@ -92,7 +92,7 @@ class Stream extends Client
         }
 
         if (isset($headers['Content-Encoding']) && $headers['Content-Encoding'] === 'gzip') {
-            $body = gzdecode($body);
+            $body = @gzdecode($body);
         }
 
         return array(
diff --git a/vendor/PicoFeed/Parsers/Rss20.php b/vendor/PicoFeed/Parsers/Rss20.php
index 3006cfa..bbd8b75 100644
--- a/vendor/PicoFeed/Parsers/Rss20.php
+++ b/vendor/PicoFeed/Parsers/Rss20.php
@@ -227,7 +227,7 @@ class Rss20 extends Parser
             $feed_permalink = $feed->url;
         }
 
-        if ($entry->guid->count() > 0 && (string) $entry->guid['isPermaLink'] === 'false') {
+        if ($entry->guid->count() > 0 && ((string) $entry->guid['isPermaLink'] === 'false' || ! isset($entry->guid['isPermaLink']))) {
             $item->id = $this->generateId($item_permalink,  $feed_permalink, (string) $entry->guid);
         }
         else {