diff --git a/_src/_guide/tutorial-piece-of-art.md b/_src/_guide/tutorial-piece-of-art.md
index 14a2909..724a40e 100644
--- a/_src/_guide/tutorial-piece-of-art.md
+++ b/_src/_guide/tutorial-piece-of-art.md
@@ -107,7 +107,6 @@ Based on that, we can now create the transfer transaction:
 
 ```js
 function transferOwnership(txCreatedID, newOwner) {
-    const newUser = new BigchainDB.Ed25519Keypair()
     // Get transaction payload by ID
     conn.getTransaction(txCreatedID)
         .then((txCreated) => {