diff --git a/lib/utils/txhelper.js b/lib/utils/txhelper.js
index f4abc5e5a5..cd9ba000f7 100644
--- a/lib/utils/txhelper.js
+++ b/lib/utils/txhelper.js
@@ -13,17 +13,17 @@ module.exports = {
       }
     }
     var resultJSON = {
-      hash: to.hex(tx.hash()),
-      nonce: to.hex(tx.nonce),
-      blockHash: to.hex(block.hash()),
-      blockNumber: to.hex(block.header.number),
-      transactionIndex: to.hex(transactionIndex),
-      from: to.hex(tx.from),
-      to: to.hex(tx.to),
-      value: to.hex(tx.value),
-      gas: to.hex(tx.gasLimit),
-      gasPrice: to.hex(tx.gasPrice),
-      input: to.hex(tx.data),
+      hash: to.rpcDataHexString(tx.hash()),
+      nonce: to.rpcDataHexString(tx.nonce),
+      blockHash: to.rpcDataHexString(block.hash()),
+      blockNumber: to.rpcQuantityHexString(block.header.number),
+      transactionIndex: to.rpcQuantityHexString(transactionIndex),
+      from: to.rpcDataHexString(tx.from),
+      to: to.rpcDataHexString(tx.to),
+      value: to.rpcQuantityHexString(tx.value),
+      gas: to.rpcQuantityHexString(tx.gasLimit),
+      gasPrice: to.rpcQuantityHexString(tx.gasPrice),
+      input: to.rpcDataHexString(tx.data),
     };
 
     if (tx.v && tx.v.length > 0 &&