diff --git a/jenkins.sh b/jenkins.sh
index f60bec38..2f9d8ce5 100755
--- a/jenkins.sh
+++ b/jenkins.sh
@@ -4,7 +4,7 @@ set -e
 
 export NVM_DIR="/home/jenkins/.nvm"
 [ -s "$NVM_DIR/nvm.sh" ] && . "$NVM_DIR/nvm.sh"
-nvm use 4
+nvm use 6
 
 set -x
 
diff --git a/src/components/views/dialogs/ChangelogDialog.js b/src/components/views/dialogs/ChangelogDialog.js
index 823c205b..ea32a756 100644
--- a/src/components/views/dialogs/ChangelogDialog.js
+++ b/src/components/views/dialogs/ChangelogDialog.js
@@ -16,7 +16,6 @@
 
 import React from 'react';
 import sdk from 'matrix-react-sdk';
-import 'whatwg-fetch';
 import request from 'browser-request';
 
 const REPOS = ['vector-im/vector-web', 'matrix-org/matrix-react-sdk', 'matrix-org/matrix-js-sdk'];