diff --git a/doc/conf.py b/doc/conf.py
index 4de303d..c9d1661 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -44,7 +44,11 @@
     ["py:class", r"ExpressionNode"],
     ["py:class", r"_Expression"],
     ["py:class", r"p\.AlgebraicLeaf"],
-    ]
+
+    # Sphinx started complaining about these in 8.2.1(-ish)
+    # -AK, 2025-02-24
+    ["py:class", r"TypeAliasForwardRef"],
+]
 
 
 sys._BUILDING_SPHINX_DOCS = True