diff --git a/yt_dlp/extractor/thehighwire.py b/yt_dlp/extractor/thehighwire.py
index 8575b0c23..6210af9b5 100644
--- a/yt_dlp/extractor/thehighwire.py
+++ b/yt_dlp/extractor/thehighwire.py
@@ -13,7 +13,6 @@
 
 class TheHighWireIE(InfoExtractor):
     _VALID_URL = r'https?://(?:www\.)?thehighwire\.com/ark-videos/(?P<id>[^/?#]+)'
-    _EMBED_URL = 'https://app.arkengine.com/embed/{id}'
     _TESTS = [{
         'url': 'https://thehighwire.com/ark-videos/the-deposition-of-stanley-plotkin/',
         'info_dict': {