Fix up headings
@@ -330,8 +330,8 @@ following subset of the room state:
{{definition_ss_pdu}}
-Authorization of PDUs
-~~~~~~~~~~~~~~~~~~~~~
+Checks performed on receipt of a PDU
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Whenever a server receives an event from a remote server, the receiving server
must ensure that the event:
@@ -371,8 +371,8 @@ Target User
.. _`authorization rules`:
-Rules
-+++++
+Authorization rules
++++++++++++++++++++
The rules governing whether an event is authorized depend solely on the
state of the room at the point in the room graph at which the new event is to
