diff --git a/frontend/src/fileSender.js b/frontend/src/fileSender.js
index fe1ed81d..546613af 100644
--- a/frontend/src/fileSender.js
+++ b/frontend/src/fileSender.js
@@ -51,8 +51,8 @@ class FileSender extends EventEmitter {
         reader.onload = function(event) {
           resolve(new Uint8Array(this.result));
         };
-        reader.onerror = function(event) {
-          reject(event.explicitOriginalTarget.error.name);
+        reader.onerror = function(err) {
+          reject(err);
         };
       })
     ])
diff --git a/frontend/src/upload.js b/frontend/src/upload.js
index ecc06c37..60ebe96c 100644
--- a/frontend/src/upload.js
+++ b/frontend/src/upload.js
@@ -2,6 +2,8 @@ const FileSender = require('./fileSender');
 const { notify } = require('./utils');
 const $ = require('jquery');
 
+const Raven = window.Raven;
+
 $(document).ready(function() {
   // reset copy button
   const $copyBtn = $('#copy-btn');
@@ -102,7 +104,7 @@ $(document).ready(function() {
         notify('Your upload has finished.');
       })
       .catch(err => {
-        console.log('Upload error name: ' + err);
+        Raven.captureException(err);
         $('#page-one').hide();
         $('#upload-error').show();
       });