diff --git a/doc/conf.py b/doc/conf.py
index c46a3dadcb7ecfc431589c397ec3e9a5c02b0dd8..38c97b2731524b654716184db1ba0e7fef8c2b9c 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -122,6 +122,7 @@ auto_intersphinx_packages = [
     "psutil",
     "torch",
     "torchvision",
+    "pytorch-lightning",
     ("clapper", "latest"),
     ("python", "3"),
 ]