diff --git a/youtube_dl/extractor/dtube.py b/youtube_dl/extractor/dtube.py
index 4ca97f860..5887887e1 100644
--- a/youtube_dl/extractor/dtube.py
+++ b/youtube_dl/extractor/dtube.py
@@ -59,7 +59,7 @@ class DTubeIE(InfoExtractor):
             try:
                 self.to_screen('%s: Checking %s video format URL' % (video_id, format_id))
                 self._downloader._opener.open(video_url, timeout=5).close()
-            except timeout as e:
+            except timeout:
                 self.to_screen(
                     '%s: %s URL is invalid, skipping' % (video_id, format_id))
                 continue