diff --git a/vendor/PicoFeed/Parser.php b/vendor/PicoFeed/Parser.php
index 667c20d..3af694e 100644
--- a/vendor/PicoFeed/Parser.php
+++ b/vendor/PicoFeed/Parser.php
@@ -105,4 +105,58 @@ abstract class Parser
         // crc32b seems to be faster and shorter than other hash algorithms
         return hash('crc32b', implode(func_get_args()));
     }
+
+
+    public function parseDate($value)
+    {
+        // Format => truncate to this length if not null
+        $formats = array(
+            DATE_ATOM => null,
+            DATE_RSS => null,
+            DATE_COOKIE => null,
+            DATE_ISO8601 => null,
+            DATE_RFC822 => null,
+            DATE_RFC850 => null,
+            DATE_RFC1036 => null,
+            DATE_RFC1123 => null,
+            DATE_RFC2822 => null,
+            DATE_RFC3339 => null,
+            'D, d M Y H:i:s' => 25,
+            'D, d M Y h:i:s' => 25,
+            'D M d Y H:i:s' => 24,
+            'Y-m-d H:i:s' => 19,
+            'Y-m-d\TH:i:s' => 19,
+            'd/m/Y H:i:s' => 19,
+            'D, d M Y' => 16,
+            'Y-m-d' => 10,
+            'd-m-Y' => 10,
+            'm-d-Y' => 10,
+            'd.m.Y' => 10,
+            'm.d.Y' => 10,
+            'd/m/Y' => 10,
+            'm/d/Y' => 10,
+        );
+
+        $value = trim($value);
+
+        foreach ($formats as $format => $length) {
+            $timestamp = $this->getValidDate($format, substr($value, 0, $length));
+            if ($timestamp > 0) return $timestamp;
+        }
+
+        return time();
+    }
+
+
+    public function getValidDate($format, $value)
+    {
+        $date = \DateTime::createFromFormat($format, $value);
+
+        if ($date !== false) {
+            $errors = \DateTime::getLastErrors();
+            if ($errors['error_count'] === 0 && $errors['warning_count'] === 0) return $date->getTimestamp();
+        }
+
+        return 0;
+    }
 }
diff --git a/vendor/PicoFeed/Parsers/Atom.php b/vendor/PicoFeed/Parsers/Atom.php
index 4959c51..59b3719 100644
--- a/vendor/PicoFeed/Parsers/Atom.php
+++ b/vendor/PicoFeed/Parsers/Atom.php
@@ -20,7 +20,7 @@ class Atom extends \PicoFeed\Parser
         $this->url = $this->getUrl($xml);
         $this->title = $this->stripWhiteSpace((string) $xml->title);
         $this->id = (string) $xml->id;
-        $this->updated = strtotime((string) $xml->updated);
+        $this->updated = $this->parseDate((string) $xml->updated);
         $author = (string) $xml->author->name;
 
         foreach ($xml->entry as $entry) {
@@ -36,7 +36,7 @@ class Atom extends \PicoFeed\Parser
             $item->url = $this->getUrl($entry);
             $item->id = $this->generateId($id !== $item->url ? $id : $item->url, $this->url);
             $item->title = $this->stripWhiteSpace((string) $entry->title);
-            $item->updated = strtotime((string) $entry->updated);
+            $item->updated = $this->parseDate((string) $entry->updated);
             $item->author = $author;
             $item->content = $this->filterHtml($this->getContent($entry), $item->url);
 
diff --git a/vendor/PicoFeed/Parsers/Rss10.php b/vendor/PicoFeed/Parsers/Rss10.php
index 7e534ec..43c0b3c 100644
--- a/vendor/PicoFeed/Parsers/Rss10.php
+++ b/vendor/PicoFeed/Parsers/Rss10.php
@@ -26,7 +26,7 @@ class Rss10 extends \PicoFeed\Parser
         if (isset($namespaces['dc'])) {
 
             $ns_dc = $xml->channel->children($namespaces['dc']);
-            $this->updated = isset($ns_dc->date) ? strtotime($ns_dc->date) : time();
+            $this->updated = isset($ns_dc->date) ? $this->parseDate($ns_dc->date) : time();
         }
         else {
 
@@ -48,8 +48,8 @@ class Rss10 extends \PicoFeed\Parser
 
                 if (! $item->url && ! empty($namespace->origLink)) $item->url = (string) $namespace->origLink;
                 if (! $item->author && ! empty($namespace->creator)) $item->author = (string) $namespace->creator;
-                if (! $item->updated && ! empty($namespace->date)) $item->updated = strtotime((string) $namespace->date);
-                if (! $item->updated && ! empty($namespace->updated)) $item->updated = strtotime((string) $namespace->updated);
+                if (! $item->updated && ! empty($namespace->date)) $item->updated = $this->parseDate((string) $namespace->date);
+                if (! $item->updated && ! empty($namespace->updated)) $item->updated = $this->parseDate((string) $namespace->updated);
                 if (! $item->content && ! empty($namespace->encoded)) $item->content = (string) $namespace->encoded;
             }
 
@@ -57,18 +57,15 @@ class Rss10 extends \PicoFeed\Parser
             if (empty($item->updated)) $item->updated = $this->updated;
 
             if (empty($item->content)) {
-
                 $item->content = isset($entry->description) ? (string) $entry->description : '';
             }
 
             if (empty($item->author)) {
 
                 if (isset($entry->author)) {
-
                     $item->author = (string) $entry->author;
                 }
                 else if (isset($xml->channel->webMaster)) {
-
                     $item->author = (string) $xml->channel->webMaster;
                 }
             }
diff --git a/vendor/PicoFeed/Parsers/Rss20.php b/vendor/PicoFeed/Parsers/Rss20.php
index bb7e82b..1a0f3f0 100644
--- a/vendor/PicoFeed/Parsers/Rss20.php
+++ b/vendor/PicoFeed/Parsers/Rss20.php
@@ -39,8 +39,7 @@ class Rss20 extends \PicoFeed\Parser
 
         $this->title = $this->stripWhiteSpace((string) $xml->channel->title);
         $this->id = $this->url;
-        $this->updated = isset($xml->channel->pubDate) ? (string) $xml->channel->pubDate : (string) $xml->channel->lastBuildDate;
-        $this->updated = $this->updated ? strtotime($this->updated) : time();
+        $this->updated = $this->parseDate(isset($xml->channel->pubDate) ? (string) $xml->channel->pubDate : (string) $xml->channel->lastBuildDate);
 
         // RSS feed might be empty
         if (! $xml->channel->item) {
@@ -63,8 +62,8 @@ class Rss20 extends \PicoFeed\Parser
 
                 if (! $item->url && ! empty($namespace->origLink)) $item->url = (string) $namespace->origLink;
                 if (! $item->author && ! empty($namespace->creator)) $item->author = (string) $namespace->creator;
-                if (! $item->updated && ! empty($namespace->date)) $item->updated = strtotime((string) $namespace->date);
-                if (! $item->updated && ! empty($namespace->updated)) $item->updated = strtotime((string) $namespace->updated);
+                if (! $item->updated && ! empty($namespace->date)) $item->updated = $this->parseDate((string) $namespace->date);
+                if (! $item->updated && ! empty($namespace->updated)) $item->updated = $this->parseDate((string) $namespace->updated);
                 if (! $item->content && ! empty($namespace->encoded)) $item->content = (string) $namespace->encoded;
             }
 
@@ -78,7 +77,7 @@ class Rss20 extends \PicoFeed\Parser
                 }
             }
 
-            if (empty($item->updated)) $item->updated = strtotime((string) $entry->pubDate) ?: $this->updated;
+            if (empty($item->updated)) $item->updated = $this->parseDate((string) $entry->pubDate) ?: $this->updated;
 
             if (empty($item->content)) {
                 $item->content = isset($entry->description) ? (string) $entry->description : '';