diff --git a/.eslintrc b/.eslintrc
index e761f5d6a..9232aca57 100644
--- a/.eslintrc
+++ b/.eslintrc
@@ -2,7 +2,8 @@ parser: babel-eslint
 extends:
   - jason/react
   - prettier
-
+env:
+  es6: true
 rules:
   global-require: off
   no-unused-vars: [2, {
diff --git a/src/utils/Resources.js b/src/utils/Resources.js
index b825ef993..6c01555fb 100644
--- a/src/utils/Resources.js
+++ b/src/utils/Resources.js
@@ -10,7 +10,7 @@ export default function Resources(resources, accessors) {
     },
 
     groupEvents(events) {
-      const eventsByResource = new window.Map()
+      const eventsByResource = new Map()
 
       if (!resources) {
         // Return all events if resources are not provided