From a8226da50d34d62848f0745714290985feca4486 Mon Sep 17 00:00:00 2001
From: Yeastplume <yeastplume@gmail.com>
Date: Wed, 14 Mar 2018 11:03:09 +0000
Subject: [PATCH] change to bulletproof interface to separate nonce from blind
 in unwind (#773)

---
 keychain/src/keychain.rs | 2 +-
 util/Cargo.toml          | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/keychain/src/keychain.rs b/keychain/src/keychain.rs
index 9d41fef14..18aea28c9 100644
--- a/keychain/src/keychain.rs
+++ b/keychain/src/keychain.rs
@@ -285,7 +285,7 @@ impl Keychain {
 	) -> Result<ProofInfo, Error> {
 		let nonce = self.derived_key(key_id)?;
 		let proof_message = self.secp
-			.unwind_bullet_proof(commit, nonce, extra_data, proof);
+			.unwind_bullet_proof(commit, nonce, nonce, extra_data, proof);
 		let proof_info = match proof_message {
 			Ok(p) => ProofInfo {
 				success: true,
diff --git a/util/Cargo.toml b/util/Cargo.toml
index 20eda26d5..d81e69746 100644
--- a/util/Cargo.toml
+++ b/util/Cargo.toml
@@ -19,6 +19,6 @@ zip = "^0.2.6"
 
 [dependencies.secp256k1zkp]
 git = "https://github.com/mimblewimble/rust-secp256k1-zkp"
-tag="grin_integration_14"
+tag="grin_integration_15"
 #path = "../../rust-secp256k1-zkp"
 features=["bullet-proof-sizing"]