diff --git a/lib/node/fullnode.js b/lib/node/fullnode.js
index e1a60e59..80da1269 100644
--- a/lib/node/fullnode.js
+++ b/lib/node/fullnode.js
@@ -320,7 +320,8 @@ Fullnode.prototype.sendTX = co(function* sendTX(tx) {
       this._error(err);
       this.logger.warning('Verification failed for tx: %s.', tx.rhash);
       this.logger.warning('Attempting to broadcast anyway...');
-      return this.pool.broadcast(tx);
+      yield this.pool.broadcast(tx);
+      return;
     }
     throw err;
   }
@@ -328,7 +329,7 @@ Fullnode.prototype.sendTX = co(function* sendTX(tx) {
   if (!this.options.selfish)
     tx = tx.toInv();
 
-  return this.pool.broadcast(tx);
+  yield this.pool.broadcast(tx);
 });
 
 /**
diff --git a/lib/script/stack.js b/lib/script/stack.js
index 17a2c12e..a7b56b7d 100644
--- a/lib/script/stack.js
+++ b/lib/script/stack.js
@@ -280,7 +280,7 @@ Stack.prototype.swap = function swap(i1, i2) {
  */
 
 Stack.isStack = function isStack(obj) {
-  return obj && Array.isArray(obj.items) && typeof obj.swap2 === 'function';
+  return obj && Array.isArray(obj.items) && typeof obj.swap === 'function';
 };
 
 /*
diff --git a/lib/wallet/wallet.js b/lib/wallet/wallet.js
index bbaa98fd..f49a0fa4 100644
--- a/lib/wallet/wallet.js
+++ b/lib/wallet/wallet.js
@@ -712,7 +712,7 @@ Wallet.prototype.createNested = function createNested(account) {
 /**
  * Create a new address (increments depth).
  * @param {(Number|String)?} account
- * @param {Boolean} change
+ * @param {Number} branch
  * @returns {Promise} - Returns {@link WalletKey}.
  */
 
@@ -727,8 +727,9 @@ Wallet.prototype.createKey = co(function* createKey(account, branch) {
 
 /**
  * Create a new address (increments depth) without a lock.
+ * @private
  * @param {(Number|String)?} account
- * @param {Boolean} change
+ * @param {Number} branche
  * @returns {Promise} - Returns {@link WalletKey}.
  */