diff --git a/src/main/java/app/attestation/server/attestation/README.md b/src/main/java/app/attestation/server/attestation/README.md
index 2cc2150b..5450ac0d 100644
--- a/src/main/java/app/attestation/server/attestation/README.md
+++ b/src/main/java/app/attestation/server/attestation/README.md
@@ -1,3 +1,3 @@
 This library code is based on code from the [Android Key
-Attestation](https://github.com/google/android-key-attestation/blob/4b9aabe954448bdbbfc7f61d5c5cffa6bda62ab8/server/src/main/java/com/google/android/attestation)
+Attestation](https://github.com/google/android-key-attestation/blob/80fa77cce90898a131b508cc17e107c69da22bd5/server/src/main/java/com/google/android/attestation)
 and is Apache2 licensed. Various changes have been made to it here.