diff --git a/lib/wallet/txdb.js b/lib/wallet/txdb.js
index 44465085..0bc4105a 100644
--- a/lib/wallet/txdb.js
+++ b/lib/wallet/txdb.js
@@ -1043,7 +1043,6 @@ TXDB.prototype.addBlock = co(function* addBlock(tx, entry) {
 
 TXDB.prototype.removeBlock = co(function* removeBlock(tx, height) {
   var hash = tx.hash();
-  var height = tx.height;
   var key = layout.b(height);
   var data = yield this.get(key);
   var block, size;