diff --git a/lib/Tools/Youtube.php b/lib/Tools/Youtube.php
index ca5a4d9..a3a3010 100644
--- a/lib/Tools/Youtube.php
+++ b/lib/Tools/Youtube.php
@@ -46,7 +46,7 @@ class Youtube
                 }
             }
         }
-        if (empty($lang = getenv('LANG')) || strpos(strtolower($lang), 'utf-8') === false) {
+        if (empty($lang = getenv('LANG')) || strpos(strtolower($lang), 'c.utf-8') === false) {
             $lang = 'C.UTF-8';
         }
         $this->setEnv('LANG', $lang);
diff --git a/lib/Tools/YoutubeHelper.php b/lib/Tools/YoutubeHelper.php
index 5d03d7e..821938c 100644
--- a/lib/Tools/YoutubeHelper.php
+++ b/lib/Tools/YoutubeHelper.php
@@ -30,7 +30,7 @@ class YoutubeHelper
     }
     public function getFilePath($output)
     {
-        $rules = '#\[download\]\s+Destination:\s+(?<filename>.*\.(?<ext>(mp4|mp3|aac|webm|m4a|ogg|3gp|mkv|wav|flv)))$#i';
+        $rules = '#\[download\]\s+Destination:\s+(?<filename>.*\.(?<ext>(mp4|mp3|aac|webm|m4a|ogg|3gp|mkv|wav|flv)))#i';
 
         preg_match($rules, $output, $matches);