diff --git a/youtube_dl/extractor/bloomberg.py b/youtube_dl/extractor/bloomberg.py
index 8b2f942110..b6197d3f13 100644
--- a/youtube_dl/extractor/bloomberg.py
+++ b/youtube_dl/extractor/bloomberg.py
@@ -35,7 +35,7 @@ def _real_extract(self, url):
             'http://www.bloomberg.com/api/embed?id=%s' % video_id, video_id)
         formats = []
         for stream in embed_info['streams']:
-            if stream["muxing_format"] == "TS":
+            if stream['muxing_format'] == 'TS':
                 formats.extend(self._extract_m3u8_formats(stream['url'], video_id))
             else:
                 formats.extend(self._extract_f4m_formats(stream['url'], video_id))