diff --git a/docs/conf.py b/docs/conf.py
index ed42a27..f40bcf9 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -120,6 +120,8 @@
 # -- Options for linkcheck --------------------------------------------------
 linkcheck_ignore = [
     r"^https://doi.org/+",  # Always redirects
+    r'http://regulondb.ccg.unam.mx/', # As of 8/22/24, regulonDB works, but
+                                      # long loading times cause check issues
 ]
 
 # -- NBSphinx -----------------------------------------------------------------