diff --git a/source/chapter2-uefi.rst b/source/chapter2-uefi.rst
index afc22f0..9301028 100644
--- a/source/chapter2-uefi.rst
+++ b/source/chapter2-uefi.rst
@@ -300,16 +300,21 @@ EFI Conformance Profile Table
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 The following GUID in the EFI Conformance Profile Table is used to indicate
-compliance to version 2.0.1 of the EBBR specification:
+compliance to version 2.1.x of the EBBR specification:
 
 .. code-block:: c
 
-    #define EFI_CONFORMANCE_PROFILE_EBBR_2_0_GUID
+    #define EFI_CONFORMANCE_PROFILE_EBBR_2_1_GUID
     { 0xcce33c35, 0x74ac, 0x4087, \
     { 0xbc, 0xe7, 0x8b, 0x29, 0xb0, 0x2e, 0xeb, 0x27 }}
 
 If the platform advertises an EBBR profile in the EFI Conformance Profile Table,
-then it must be compliant with the corresponding version of this specification.
+then it must be compliant with the corresponding version(s) of this
+specification [#VersionsNote].
+
+.. [#VersionsNote] This specification follows semantic versioning. As such,
+   versions of this specification differing only by their last digit (or "patch
+   number") are expected to be compatible.
 
 Devicetree
 ^^^^^^^^^^
diff --git a/source/index.rst b/source/index.rst
index 61753ac..522c2c6 100644
--- a/source/index.rst
+++ b/source/index.rst
@@ -76,6 +76,16 @@ Creative Commons, PO Box 1866, Mountain View, CA 94042, USA.
        - Add RISC-V platform text
        - Temporarily drop ESRT requirement
        - Fix typos
+   * - 21 Nov 2022
+     - 2.1.0-pre1
+     - - Restore ESRT requirement when capsule update is implemented
+       - Update UEFI version to 2.10
+       - Add an EFI Conformance Profile for EBBR v2.1.x
+       - Drop requirement on now-ignored RISC-V boot-hartid
+       - Update ACPI version to 6.4
+       - Update PSCI version to issue D.b (v1.1)
+       - Update BBR version to issue G (v2.0)
+       - Fix typos and spelling
 
 .. toctree::
    :numbered: