diff --git a/test/helpers/test.js b/test/helpers/test.js
index f68aff8a..5d712e71 100644
--- a/test/helpers/test.js
+++ b/test/helpers/test.js
@@ -87,7 +87,7 @@
         },
 
         // ----------
-        timeWatcher: function ( time, assert ) {
+        timeWatcher: function ( assert, time ) {
             var done = assert.async();
             time = time || 2000;
             var finished = false;
diff --git a/test/modules/utils.js b/test/modules/utils.js
index 92538375..8fbc1737 100644
--- a/test/modules/utils.js
+++ b/test/modules/utils.js
@@ -1,133 +1,134 @@
-/* global module, asyncTest, $, ok, equal, strictEqual, notEqual, start, test, Util, testLog */
+/* global QUnit, Util */
 
 (function() {
 
-    module("utils");
+    QUnit.module("utils");
 
     // ----------
-    test("addRemoveClass", function() {
+    QUnit.test("addRemoveClass", function(assert) {
         var div = OpenSeadragon.makeNeutralElement('div');
-        strictEqual(div.className, '',
+        assert.strictEqual(div.className, '',
             "makeNeutralElement set no classes");
 
         OpenSeadragon.addClass(div, 'foo');
-        strictEqual(div.className, 'foo',
+        assert.strictEqual(div.className, 'foo',
             "Added first class");
         OpenSeadragon.addClass(div, 'bar');
-        strictEqual(div.className, 'foo bar',
+        assert.strictEqual(div.className, 'foo bar',
             "Added second class");
         OpenSeadragon.addClass(div, 'baz');
-        strictEqual(div.className, 'foo bar baz',
+        assert.strictEqual(div.className, 'foo bar baz',
             "Added third class");
         OpenSeadragon.addClass(div, 'plugh');
-        strictEqual(div.className, 'foo bar baz plugh',
+        assert.strictEqual(div.className, 'foo bar baz plugh',
             "Added fourth class");
 
         OpenSeadragon.addClass(div, 'foo');
-        strictEqual(div.className, 'foo bar baz plugh',
+        assert.strictEqual(div.className, 'foo bar baz plugh',
             "Re-added first class");
         OpenSeadragon.addClass(div, 'bar');
-        strictEqual(div.className, 'foo bar baz plugh',
+        assert.strictEqual(div.className, 'foo bar baz plugh',
             "Re-added middle class");
         OpenSeadragon.addClass(div, 'plugh');
-        strictEqual(div.className, 'foo bar baz plugh',
+        assert.strictEqual(div.className, 'foo bar baz plugh',
             "Re-added last class");
 
         OpenSeadragon.removeClass(div, 'xyzzy');
-        strictEqual(div.className, 'foo bar baz plugh',
+        assert.strictEqual(div.className, 'foo bar baz plugh',
             "Removed nonexistent class");
         OpenSeadragon.removeClass(div, 'ba');
-        strictEqual(div.className, 'foo bar baz plugh',
+        assert.strictEqual(div.className, 'foo bar baz plugh',
             "Removed nonexistent class with existent substring");
 
         OpenSeadragon.removeClass(div, 'bar');
-        strictEqual(div.className, 'foo baz plugh',
+        assert.strictEqual(div.className, 'foo baz plugh',
             "Removed middle class");
         OpenSeadragon.removeClass(div, 'plugh');
-        strictEqual(div.className, 'foo baz',
+        assert.strictEqual(div.className, 'foo baz',
             "Removed last class");
         OpenSeadragon.removeClass(div, 'foo');
-        strictEqual(div.className, 'baz',
+        assert.strictEqual(div.className, 'baz',
             "Removed first class");
         OpenSeadragon.removeClass(div, 'baz');
-        strictEqual(div.className, '',
+        assert.strictEqual(div.className, '',
             "Removed only class");
     });
 
     // ----------
-    asyncTest("makeAjaxRequest", function() {
-        var timeWatcher = Util.timeWatcher();
+    QUnit.test("makeAjaxRequest", function(assert) {
+        var timeWatcher = Util.timeWatcher(assert);
 
         OpenSeadragon.makeAjaxRequest('data/testpattern.dzi',
             function(xhr) {
-                equal(xhr.status, 200, 'Success callback called for HTTP 200');
-                ok(/deepzoom/.test(xhr.responseText), 'Success function called');
+                assert.equal(xhr.status, 200, 'Success callback called for HTTP 200');
+                assert.ok(/deepzoom/.test(xhr.responseText), 'Success function called');
                 timeWatcher.done();
             },
             function(xhr) {
-                ok(false, 'Error callback should not be called');
+                assert.ok(false, 'Error callback should not be called');
                 timeWatcher.done();
             }
         );
     });
 
-    asyncTest("makeAjaxRequest for invalid file", function() {
-        var timeWatcher = Util.timeWatcher();
+    QUnit.test("makeAjaxRequest for invalid file", function(assert) {
+        var timeWatcher = Util.timeWatcher(assert);
 
         OpenSeadragon.makeAjaxRequest('not-a-real-dzi-file',
             function(xhr) {
-                ok(false, 'Success function should not be called for errors');
+                assert.ok(false, 'Success function should not be called for errors');
                 timeWatcher.done();
             },
             function(xhr) {
-                equal(xhr.status, 404, 'Error callback called for HTTP 404');
-                ok(true, 'Error function should be called for errors');
+                assert.equal(xhr.status, 404, 'Error callback called for HTTP 404');
+                assert.ok(true, 'Error function should be called for errors');
                 timeWatcher.done();
             }
         );
     });
 
-    test("getUrlProtocol", function() {
+    QUnit.test("getUrlProtocol", function(assert) {
 
-        equal(OpenSeadragon.getUrlProtocol("test"), window.location.protocol,
+        assert.equal(OpenSeadragon.getUrlProtocol("test"), window.location.protocol,
             "'test' url protocol should be window.location.protocol");
 
-        equal(OpenSeadragon.getUrlProtocol("/test"), window.location.protocol,
+        assert.equal(OpenSeadragon.getUrlProtocol("/test"), window.location.protocol,
             "'/test' url protocol should be window.location.protocol");
 
-        equal(OpenSeadragon.getUrlProtocol("//test"), window.location.protocol,
+        assert.equal(OpenSeadragon.getUrlProtocol("//test"), window.location.protocol,
             "'//test' url protocol should be window.location.protocol");
 
-        equal(OpenSeadragon.getUrlProtocol("http://test"), "http:",
+        assert.equal(OpenSeadragon.getUrlProtocol("http://test"), "http:",
             "'http://test' url protocol should be http:");
 
-        equal(OpenSeadragon.getUrlProtocol("https://test"), "https:",
+        assert.equal(OpenSeadragon.getUrlProtocol("https://test"), "https:",
             "'https://test' url protocol should be https:");
 
-        equal(OpenSeadragon.getUrlProtocol("file://test"), "file:",
+        assert.equal(OpenSeadragon.getUrlProtocol("file://test"), "file:",
             "'file://test' url protocol should be file:");
 
-        equal(OpenSeadragon.getUrlProtocol("FTP://test"), "ftp:",
+        assert.equal(OpenSeadragon.getUrlProtocol("FTP://test"), "ftp:",
             "'FTP://test' url protocol should be ftp:");
     });
 
     // ----------
-    asyncTest("requestAnimationFrame", function() {
-        var timeWatcher = Util.timeWatcher();
+    QUnit.test("requestAnimationFrame", function(assert) {
+        var timeWatcher = Util.timeWatcher(assert);
 
         OpenSeadragon.requestAnimationFrame(function() {
-            ok(true, 'frame fired');
+            assert.ok(true, 'frame fired');
             timeWatcher.done();
         });
     });
 
     // ----------
-    asyncTest("cancelAnimationFrame", function() {
+    QUnit.test("cancelAnimationFrame", function(assert) {
+        var done = assert.async();
         var frameFired = false;
 
         setTimeout(function() {
-            strictEqual(frameFired, false, 'the frame never fired');
-            start();
+            assert.strictEqual(frameFired, false, 'the frame never fired');
+            done();
         }, 150);
 
         var frameId = OpenSeadragon.requestAnimationFrame(function() {
diff --git a/test/test.html b/test/test.html
index 0f2127ed..efcac50e 100644
--- a/test/test.html
+++ b/test/test.html
@@ -25,8 +25,8 @@
     <script src="/test/modules/basic.js"></script>
     <script src="/test/modules/strings.js"></script>
     <script src="/test/modules/formats.js"></script>
-<!--    <script src="/test/modules/utils.js"></script>
-    <script src="/test/modules/events.js"></script>
+    <script src="/test/modules/utils.js"></script>
+    <!--<script src="/test/modules/events.js"></script>
     <script src="/test/modules/units.js"></script>
     <script src="/test/modules/multi-image.js"></script>
     <script src="/test/modules/overlays.js"></script>