diff --unified --recursive --text beaker-beaker-28.3.orig/documentation/conf.py beaker-beaker-28.3.new/documentation/conf.py
--- beaker-beaker-28.3.orig/documentation/conf.py	2023-06-05 16:00:06.128268904 +0200
+++ beaker-beaker-28.3.new/documentation/conf.py	2023-06-05 16:00:53.415263377 +0200
@@ -1,6 +1,6 @@
 import six
 extensions = ['sphinx.ext.autodoc', 'sphinx.ext.intersphinx', 'sphinx.ext.todo',
-    'sphinx.ext.extlinks']
+    'sphinx.ext.extlinks', 'sphinxcontrib.httpdomain']
 if six.PY2:
     extensions += ['sphinxcontrib.httpdomain', 'sphinxcontrib.autohttp.flask']
 master_doc = 'index'