diff --git a/docs/conf.py b/docs/conf.py
index 52fd329bc0..72d4f4dac0 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -105,6 +105,7 @@
     'trustme': ('https://trustme.readthedocs.io/en/latest/', None),
     'ddt': ('https://ddt.readthedocs.io/en/latest/', None),
     'pyopenssl': ('https://www.pyopenssl.org/en/latest/', None),
+    'towncrier': ('https://towncrier.rtfd.io/en/latest', None),
 }
 
 linkcheck_ignore = [