diff --git a/youtube_dl/extractor/ciscolive.py b/youtube_dl/extractor/ciscolive.py
index ac578ac2c..ed4f3e493 100755
--- a/youtube_dl/extractor/ciscolive.py
+++ b/youtube_dl/extractor/ciscolive.py
@@ -12,7 +12,7 @@ from ..utils import (
 
 class CiscoLiveIE(InfoExtractor):
     IE_NAME = 'ciscolive'
-    _VALID_URL = r'https://ciscolive.cisco.com/on-demand-library/\??(?P<query>[^#]+)#/(?:session/(?P<id>.+))?$'
+    _VALID_URL = r'(?:https?://)?ciscolive.cisco.com/on-demand-library/\??(?P<query>[^#]+)#/(?:session/(?P<id>.+))?$'
     _TESTS = [
         {
             'url': 'https://ciscolive.cisco.com/on-demand-library/?#/session/1423353499155001FoSs',