diff --git a/oauth3.core.js b/oauth3.core.js
index 2af6f37..bee3d67 100644
--- a/oauth3.core.js
+++ b/oauth3.core.js
@@ -244,8 +244,9 @@
     , "otp": opts.otp || opts.otpCode || undefined
     , "otp_uuid": opts.otpUuid || undefined
     , "user_agent": opts.userAgent || undefined // AJ's Macbook
-    , "public_key": opts.rememberDevice && opts.publicKey || undefined
-    , "public_key_type":  opts.rememberDevice && opts.publicKeyType || undefined // RSA/ECDSA
+    , "jwk": opts.rememberDevice && opts.jwk || undefined
+    //, "public_key": opts.rememberDevice && opts.publicKey || undefined
+    //, "public_key_type":  opts.rememberDevice && opts.publicKeyType || undefined // RSA/ECDSA
     //, "jwt": opts.jwt // TODO sign a proof with a previously loaded public_key
     };
     var uri = args.url;