Also mention finalize
diff --git a/docs/hazmat/primitives/symmetric-encryption.rst b/docs/hazmat/primitives/symmetric-encryption.rst
index 950ea8b..4ef1545 100644
--- a/docs/hazmat/primitives/symmetric-encryption.rst
+++ b/docs/hazmat/primitives/symmetric-encryption.rst
@@ -92,7 +92,7 @@
:return bytes: Returns the remainder of the data.
Once ``finalize`` is called this object can no longer be used and
- :meth:`update` will raise
+ :meth:`update` and :meth:`finalize` will raise
:class:`~cryptography.exceptions.AlreadyFinalized`.
Algorithms