diff --git a/profile/README.md b/profile/README.md
index 30edef3..287e7c5 100644
--- a/profile/README.md
+++ b/profile/README.md
@@ -14,5 +14,5 @@ We meet over Zoom, if you'd like to join please use [this](https://armltd.zoom.u
 * [Use Cases and Properties document](https://github.com/tls-attestation/use-cases-and-properties)
 * [Attested TLS specification (intra-handshake)](https://github.com/tls-attestation/draft-tls-attestation)
 * [Attested TLS specification (post-handshake)](https://github.com/tls-attestation/exported-attestation)
-* [Presentation materials](https://github.com/tls-attestation/materials)
-* [More presentation materials](https://github.com/CCC-Attestation/formal-spec-KBS)
+* [Recent Presentation materials](https://github.com/CCC-Attestation/formal-spec-id-crisis)
+* [Older presentation materials](https://github.com/tls-attestation/materials)