diff --git a/lib/wallet/walletdb.js b/lib/wallet/walletdb.js
index 6df001dc..678817c4 100644
--- a/lib/wallet/walletdb.js
+++ b/lib/wallet/walletdb.js
@@ -366,7 +366,7 @@ WalletDB.prototype._rescan = co(function* rescan(height) {
  * @returns {Promise}
  */
 
-WalletDB.prototype.scan = co(function* sync(height, hashes) {
+WalletDB.prototype.scan = co(function* scan(height, hashes) {
   var self = this;
   var blocks;