diff --git a/ui/app/components/pending-tx-details.js b/ui/app/components/pending-tx-details.js
index 61e18c706..b1ab9576b 100644
--- a/ui/app/components/pending-tx-details.js
+++ b/ui/app/components/pending-tx-details.js
@@ -12,7 +12,6 @@ const addressSummary = util.addressSummary
 const nameForAddress = require('../../lib/contract-namer')
 const HexInput = require('./hex-as-decimal-input')
 
-
 module.exports = PendingTxDetails
 
 inherits(PendingTxDetails, Component)
@@ -35,8 +34,8 @@ PTXP.render = function () {
 
   const gas = state.gas || txParams.gas
   const gasPrice = state.gasPrice || txData.gasPrice
-  const gasDefault = gas
-  const gasPriceDefault = gasPrice
+  const gasDefault = txParams.gas
+  const gasPriceDefault = txData.gasPrice
 
   var txFee = state.txFee || txData.txFee || ''
   var maxCost = state.maxCost || txData.maxCost || ''
@@ -301,6 +300,15 @@ PTXP.calculateGas = function () {
   }
 }
 
+PTXP.resetGasFields = function () {
+  log.debug(`pending-tx-details#resetGasFields`)
+  const txData = this.props.txData
+  this.setState({
+    gas: txData.txParams.gas,
+    gasPrice: txData.gasPrice,
+  })
+}
+
 // After a customizable state value has been updated,
 PTXP.gatherParams = function () {
   log.debug(`pending-tx-details#gatherParams`)
diff --git a/ui/app/components/pending-tx.js b/ui/app/components/pending-tx.js
index 3c898edec..d39cbc0f8 100644
--- a/ui/app/components/pending-tx.js
+++ b/ui/app/components/pending-tx.js
@@ -2,6 +2,7 @@ const Component = require('react').Component
 const h = require('react-hyperscript')
 const inherits = require('util').inherits
 const PendingTxDetails = require('./pending-tx-details')
+const extend = require('xtend')
 
 module.exports = PendingTx
 
@@ -12,6 +13,7 @@ function PendingTx () {
 
 PendingTx.prototype.render = function () {
   const props = this.props
+  const newProps = extend(props, {ref: 'details'})
   const txData = props.txData
 
   return (
@@ -21,7 +23,7 @@ PendingTx.prototype.render = function () {
     }, [
 
       // tx info
-      h(PendingTxDetails, props),
+      h(PendingTxDetails, newProps),
 
       h('style', `
         .conf-buttons button {
@@ -71,6 +73,12 @@ PendingTx.prototype.render = function () {
         h('button.cancel.btn-red', {
           onClick: props.cancelTransaction,
         }, 'Reject'),
+
+        h('button', {
+          onClick: () => {
+            this.refs.details.resetGasFields()
+          },
+        }, 'Reset'),
       ]),
     ])
   )