diff --git a/youtube_dl/extractor/ibm_think.py b/youtube_dl/extractor/ibm_think.py
index 815f29d73..b6a45403f 100644
--- a/youtube_dl/extractor/ibm_think.py
+++ b/youtube_dl/extractor/ibm_think.py
@@ -4,13 +4,13 @@ from __future__ import unicode_literals
 import re
 
 from .common import InfoExtractor
-from .ustream import UstreamIE
+from .generic import GenericIE
 
 
 class IbmThinkIE(InfoExtractor):
     IE_DESC = 'IBM Think Videos'
     IE_NAME = 'IBMThink'
-    _VALID_URL = r'https?://(?:www\.)?ibm\.com/events/think/watch/replay/(?P<id>[0-9]+)/?'
+    _VALID_URL = r'https?://(?:www\.)?ibm\.com/events/think/watch/(playlist/)?(\d*/)?replay/(?P<id>[0-9]+)/?'
     _TESTS = [{
         'url': 'https://www.ibm.com/events/think/watch/replay/113734399/',
         'md5': '0a3f1c81c58aacbbb36e292a1c1f9690',
@@ -29,7 +29,7 @@ class IbmThinkIE(InfoExtractor):
         video_id = self._match_id(url)
         webpage = self._download_webpage(url, video_id)
         ustream_url = self._html_search_regex(r'<iframe\ssrc="(.*?)"', webpage, 'ustream_url').split('?')[0] + '/'
-        return self.url_result(ustream_url, UstreamIE.ie_key())
+        return self.url_result(ustream_url, GenericIE.ie_key())
 
 
 class IbmThinkPlaylistIE(InfoExtractor):
@@ -49,7 +49,7 @@ class IbmThinkPlaylistIE(InfoExtractor):
     def _real_extract(self, url):
         playlist_id = self._match_id(url)
         webpage = self._download_webpage(url, playlist_id)
-        entries = [self.url_result(m) for m in re.findall(r'<a href="(.+?)" class="(?:video-list-item)?\s?(?:js-video-list-item)?">', webpage)]
+        entries = [self.url_result(m, GenericIE.ie_key()) for m in re.findall(r'<a href="(.+?)" class="(?:video-list-item)?\s?(?:js-video-list-item)?">', webpage)]
         title = self._html_search_regex(r'<title>(?:.+?)\s\|\s(?:.+?)\s\|\s(.+?)</title>', webpage, 'title')
         description = self._og_search_description(webpage)
         return self.playlist_result(entries, playlist_id, title, description)