diff --git a/ui/app/components/pending-tx.js b/ui/app/components/pending-tx.js
index 75004b208..6753fc098 100644
--- a/ui/app/components/pending-tx.js
+++ b/ui/app/components/pending-tx.js
@@ -286,8 +286,9 @@ PendingTx.prototype.render = function () {
           : null,
 
           h('button', {
-            onClick: () => {
+            onClick: (event) => {
               this.resetGasFields()
+              event.preventDefault()
             },
           }, 'Reset'),
 
diff --git a/ui/app/conf-tx.js b/ui/app/conf-tx.js
index ce7422f9c..83e2c7482 100644
--- a/ui/app/conf-tx.js
+++ b/ui/app/conf-tx.js
@@ -180,6 +180,7 @@ ConfirmTxScreen.prototype.sendTransaction = function (txData, event) {
 
 ConfirmTxScreen.prototype.cancelTransaction = function (txData, event) {
   this.stopPropagation(event)
+  event.preventDefault()
   this.props.dispatch(actions.cancelTx(txData))
 }