diff --git a/lib/bcoin/tx.js b/lib/bcoin/tx.js
index 339413bd..9eae20d5 100644
--- a/lib/bcoin/tx.js
+++ b/lib/bcoin/tx.js
@@ -103,7 +103,7 @@ TX.prototype.hash = function hash(enc, force) {
 
 TX.prototype.render = function render(force) {
   if (!force && this.network && this._raw)
-    return this._raw.slice();
+    return utils.toArray(this._raw).slice();
   return bcoin.protocol.framer.tx(this);
 };
 
@@ -1441,10 +1441,10 @@ TX.prototype.avoidFeeSnipping = function avoidFeeSnipping() {
   if (!this.chain)
     return;
 
-  this.locktime = this.chain.height();
+  this.setLocktime(this.chain.height());
 
   if ((Math.random() * 10 | 0) === 0)
-    this.locktime = Math.max(0, this.locktime - (Math.random() * 100 | 0));
+    this.setLocktime(Math.max(0, this.locktime - (Math.random() * 100 | 0)));
 };
 
 TX.prototype.setLocktime = function setLocktime(locktime) {