diff --git a/conf.py b/conf.py
index f38d8c4..5437ef2 100644
--- a/conf.py
+++ b/conf.py
@@ -104,6 +104,7 @@
 # Ignore link check for the following websites
 linkcheck_ignore = [
     'https://www.opennetworking.org/*',
+    'https://opennetworking.org/*',
 ]
 
 # -- Options for HTML output -------------------------------------------------