diff --git a/doc/en/conf.py b/doc/en/conf.py
index d96db61ea..738d07dc2 100644
--- a/doc/en/conf.py
+++ b/doc/en/conf.py
@@ -313,7 +313,7 @@ html_show_sourcelink = False
 htmlhelp_basename = "pytestdoc"
 
 # The base URL which points to the root of the HTML documentation. It is used
-# to indicate the location of document using the canonical link relation.
+# to indicate the location of document using the canonical link relation (#12363).
 html_baseurl = "https://docs.pytest.org/en/stable/"
 
 # -- Options for LaTeX output --------------------------------------------------