diff --git a/ox/web/imdb.py b/ox/web/imdb.py
index a621471..4fb983b 100644
--- a/ox/web/imdb.py
+++ b/ox/web/imdb.py
@@ -198,7 +198,7 @@ class Imdb(SiteParser):
         #},
         'runtime': zebra_list('Runtime'),
         'color': zebra_list('Color', more=['<a.*?>(.*?)</a>']),
-        'sound': zebra_list('Sound Mix', more=['<a.*?>(.*?)</a>', lambda x: x[0]]),
+        'sound': zebra_list('Sound Mix', more=['<a.*?>(.*?)</a>']),
 
         'season': {
             'page': 'reference',
@@ -289,7 +289,7 @@ class Imdb(SiteParser):
                isinstance(self['alternativeTitles'][0], string_types):
                self['alternativeTitles'] = [self['alternativeTitles']]
 
-        for key in ('country', 'genre', 'language'):
+        for key in ('country', 'genre', 'language', 'sound'):
             if key in self:
                 self[key] = [x[0] if len(x) == 1 and isinstance(x, list) else x for x in self[key]]
                 self[key] = list(filter(lambda x: x.lower() != 'home', self[key]))