diff --git a/test-harness.js b/test-harness.js
new file mode 100644
index 0000000..ff8d0b5
--- /dev/null
+++ b/test-harness.js
@@ -0,0 +1,8 @@
+'use strict';
+
+const chai = require('chai');
+chai.use(require('sinon-chai'));
+chai.use(require('chai-as-promised'));
+chai.should();
+
+require('@babel/register');
diff --git a/test/actions.js b/test/actions.js
index ede94ed..d3f0e0e 100644
--- a/test/actions.js
+++ b/test/actions.js
@@ -1,12 +1,3 @@
-'use strict';
-
-let chai = require('chai');
-var sinon = require('sinon');
-var sinonChai = require('sinon-chai');
-
-chai.use(sinonChai);
-chai.should();
-
 import Store from '../src/Store'
 import { Action, Actions } from '../src/Actions'
 
diff --git a/test/store.js b/test/store.js
index b8e5a68..4de2ea8 100644
--- a/test/store.js
+++ b/test/store.js
@@ -1,15 +1,4 @@
-'use strict';
-
-let chai = require('chai');
-var sinon = require('sinon');
-var sinonChai = require('sinon-chai');
-var chaiAsPromised = require('chai-as-promised');
-
-
-chai.use(sinonChai);
-chai.use(chaiAsPromised);
-chai.should();
-
+import sinon from 'sinon'
 import Store from '../src/Store'
 import { Action, Actions } from '../src/Actions'