diff --git a/changelogs/room_versions/newsfragments/2303.clarification b/changelogs/room_versions/newsfragments/2303.clarification
new file mode 100644
index 00000000..3a105e98
--- /dev/null
+++ b/changelogs/room_versions/newsfragments/2303.clarification
@@ -0,0 +1 @@
+Remove the post-1.16 release note for room version 12.
diff --git a/content/rooms/_index.md b/content/rooms/_index.md
index 3e7aec72..bbf5a08d 100644
--- a/content/rooms/_index.md
+++ b/content/rooms/_index.md
@@ -56,19 +56,6 @@ Clients should not ask room administrators to upgrade their rooms if the
 room is running a stable version. Servers SHOULD use **room version 12** as
 the default room version when creating new rooms.
 
-{{% boxes/note %}}
-
-{{% added-in v="1.16" %}}
-
-Room version 12 is introduced and made default in this specification release.
-Servers are encouraged to continue using room version 11 as the default room
-version for the early days and weeks following this specification release,
-and then gradually switch the default over when they deem appropriate.
-
-<!-- TODO(SCT): Remove this note box in Matrix 1.17 -->
-
-{{% /boxes/note %}}
-
 The available room versions are:
 
 -   [Version 1](/rooms/v1) - **Stable**. The initial room version.