diff --git a/index.bs b/index.bs
index b8a0a8499..651ea7dec 100644
--- a/index.bs
+++ b/index.bs
@@ -9881,26 +9881,29 @@ for their contributions as our W3C Team Contacts.
 
 This section contains the substantive changes that have been made to this specification over time.
 
-## Changes since Web Authentication Level 2 [[webauthn-2-20210408]] {#changes-since-l2}
+## Changes since Web Authentication Level 2 [[webauthn-2-20210408]] ## {#changes-since-l2}
 
-- Two authenticatorData flags assigned: 
+- New JSON (de)serialization methods:
+    - {{PublicKeyCredential/toJSON()}} method in [[#iface-pkcredential]]
+    - [[#sctn-parseCreationOptionsFromJSON]]
+    - [[#sctn-parseRequestOptionsFromJSON]]
+- Create operations in cross-origin iframes:
+    - [[#sctn-createCredential]]
+    - [[#sctn-iframe-guidance]]
+- Conditional mediation for create: [[#sctn-createCredential]]
+- Conditional mediation for get: [[#sctn-getAssertion]]
+- [[#sctn-getClientCapabilities]]
+- [[#sctn-signal-methods]]
+- New [=client data=] attribute {{CollectedClientData/topOrigin}}: [[#dictionary-client-data]]
+- [[#enum-hints]]
+- [[#sctn-related-origins]]
+- [=Authenticator data=] flags [=authData/flags/BE=] and [=authData/flags/BS=] assigned:
+    - [[#sctn-authenticator-data]]
     - [[#sctn-credential-backup]]
     - [[#sctn-automation-set-credential-properties]]
-- [[#sctn-getClientCapabilities]]
-- Conditional mediation for get: [[#sctn-getAssertion]]
-- Conditional mediation for create: [[#sctn-createCredential]]
-- Added topOrigin: [[#dictionary-client-data]]
-- Create operations in an iframe: [[#sctn-createCredential]]
-- Extension: [[#prf-extension]]
 - [[#sctn-compound-attestation]]
+- [[#prf-extension]]
 - Updated timeout guidance: [[#sctn-timeout-recommended-range]]
-- New JSON (de)serialization methods: 
-    - <a href="#dom-publickeycredential-tojson">toJSON() method (in 5.1. PublicKeyCredential Interface)</a>
-    - [[#sctn-parseCreationOptionsFromJSON]]
-    - [[#sctn-parseRequestOptionsFromJSON]]
-- [[#sctn-related-origins]]
-- [[#enum-hints]]
-- [[#sctn-signal-methods]]
 
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