diff --git a/lib/knowit/__init__.py b/lib/knowit/__init__.py
index 7c3c5acf33..704ae3e829 100644
--- a/lib/knowit/__init__.py
+++ b/lib/knowit/__init__.py
@@ -3,7 +3,7 @@
 from __future__ import unicode_literals
 
 __title__ = 'knowit'
-__version__ = '0.1.4'
+__version__ = '0.1.4.1'
 __short_version__ = '.'.join(__version__.split('.')[:2])
 __author__ = 'Rato AQ2'
 __license__ = 'MIT'
diff --git a/lib/knowit/providers/mediainfo.py b/lib/knowit/providers/mediainfo.py
index 9bf9c6984e..a47f7397ee 100644
--- a/lib/knowit/providers/mediainfo.py
+++ b/lib/knowit/providers/mediainfo.py
@@ -186,7 +186,7 @@ def describe(self, video_path, options):
             elif track_type == 'Text':
                 subtitle_tracks.append(track)
 
-        result = self._describe_tracks(general_tracks[0] if general_tracks else [],
+        result = self._describe_tracks(general_tracks[0] if general_tracks else None,
                                        video_tracks, audio_tracks, subtitle_tracks)
         if not result:
             logger.warning("Invalid file '%s'", video_path)