diff --git a/docs/forest.rst b/docs/forest.rst
index 946db53..0d84335 100644
--- a/docs/forest.rst
+++ b/docs/forest.rst
@@ -62,4 +62,4 @@ TreeForestTransformer
 handles_ambiguity
 -----------------
 
-.. autodecorator:: lark.parsers.earley_forest.handles_ambiguity
+.. autofunction:: lark.parsers.earley_forest.handles_ambiguity