diff --git a/auth/confirm.go b/auth/confirm.go
index 57b230e171fe1356aa048a23b3ada37bdff0944e..d6444dc3040d42c69b22049b51fe64d13fe7ab7b 100644
--- a/auth/confirm.go
+++ b/auth/confirm.go
@@ -79,7 +79,7 @@ func ConfirmRequestAuth(partner contact.Contact, rng io.Reader,
 
 	//encrypt the payload
 	ecrPayload, mac := cAuth.Encrypt(newPrivKey, partner.DhPubKey,
-		salt, ecrFmt.payload, grp)
+		salt, ecrFmt.data, grp)
 
 	//get the fingerprint from the old ownership proof
 	fp := cAuth.MakeOwnershipProofFP(storedContact.OwnershipProof)