diff --git a/src/EmailReplyParser/Parser/EmailParser.php b/src/EmailReplyParser/Parser/EmailParser.php
index 5694944..0ca6b41 100644
--- a/src/EmailReplyParser/Parser/EmailParser.php
+++ b/src/EmailReplyParser/Parser/EmailParser.php
@@ -29,6 +29,7 @@ class EmailParser
         '/^(On\s.+wrote:)$/ms', // On DATE, NAME <EMAIL> wrote:
         '/^(Le\s.+écrit :)$/ms', // Le DATE, NAME <EMAIL> a écrit :
         '/^(El\s.+escribió:)$/ms', // El DATE, NAME <EMAIL> escribió:
+        '/^(W dniu\s.+(pisze|napisał):)$/ms', // W dniu DATE, NAME <EMAIL> pisze|napisał:
         '/^(20[0-9]{2}\-(?:0?[1-9]|1[012])\-(?:0?[1-2][0-9]|3[01]|[1-9])\s[0-2]?[0-9]:\d{2}\s.+:)$/ms', // 20YY-MM-DD HH:II GMT+01:00 NAME <EMAIL>:
     );
 
diff --git a/tests/EmailReplyParser/Tests/Parser/EmailParserTest.php b/tests/EmailReplyParser/Tests/Parser/EmailParserTest.php
index c2aa6b1..fce2403 100644
--- a/tests/EmailReplyParser/Tests/Parser/EmailParserTest.php
+++ b/tests/EmailReplyParser/Tests/Parser/EmailParserTest.php
@@ -241,7 +241,9 @@ public function getDateFormats()
             array('2014-03-20 20:48 GMT+01:00 Rémi Dolan <do_not_reply@dolan.com>:'), // Gmail
             array('Le 19 mars 2014 10:37, Cédric Lombardot <cedric.lombardot@gmail.com> a écrit :'), // Gmail
             array('El 19/03/2014 11:34, Juan Pérez <juan.perez@mailcatch.com> escribió:'), // Gmail in spanish
+            array('W dniu 7 stycznia 2015 15:24 użytkownik Paweł Brzoski <pbrzoski91@gmail.com> napisał:'), //Gmail in polish
             array('Le 19/03/2014 11:34, Georges du chemin a écrit :'), // Thunderbird
+            array('W dniu 2015-01-07 14:23, pbrzoski91@gmail.com pisze: '), // Thunderbird in polish
         );
     }
 }