diff --git a/lib/parser/transaction.js b/lib/parser/transaction.js
index 5c21ffe..2850b07 100644
--- a/lib/parser/transaction.js
+++ b/lib/parser/transaction.js
@@ -9,21 +9,21 @@ function parse(entry, txs) {
   txs.forEach((tx) => {
     const txHash    = util.revHex(tx.hash().toString('hex'));
     const blockHash = util.revHex(entry.hash);
-    const json = tx.toJSON();
+    const txJSON = tx.totxJSON();
 
     const t = new TxModel({
-      hash:        json.hash,
-      witnessHash: json.witnessHash,
-      fee:         json.fee,
-      rate:        json.rate,
-      ps:          json.ps,
+      hash:        txJSON.hash,
+      witnessHash: txJSON.witnessHash,
+      fee:         txJSON.fee,
+      rate:        txJSON.rate,
+      ps:          txJSON.ps,
       height:      entry.height,
       block:       entry.hash,
       ts:          entry.ts,
-      date:        json.date,
-      index:       json.index,
-      version:     json.version,
-      flag:        json.flag,
+      date:        txJSON.date,
+      index:       txJSON.index,
+      version:     txJSON.version,
+      flag:        txJSON.flag,
       inputs:      tx.inputs.map((input) => {
         const inputJSON = input.toJSON();
         return new InputModel({
@@ -42,7 +42,7 @@ function parse(entry, txs) {
           value:   outputJSON.value,
         });
       }),
-      lockTime: json.locktime,
+      lockTime: txJSON.locktime,
       chain: config.bcoin.network,
     });
     t.save((err) => {