diff --git a/conf.d/matrix.boba.best b/conf.d/matrix.boba.best
index 15a8643..d5e0ba6 100644
--- a/conf.d/matrix.boba.best
+++ b/conf.d/matrix.boba.best
@@ -66,6 +66,7 @@ matrix.boba.best {
         # Registration/login requests
         path /_matrix/client/*/login
         path /_matrix/client/*/register
+        path /_matrix/client/unstable/org.matrix.msc3231/register/org.matrix.msc3231.login.registration_token/validity
 
         # Event sending requests
         path /_matrix/client/*/rooms/*/redact