diff --git a/tests/core/a-assets.test.js b/tests/core/a-assets.test.js
index 5f347cd9254..8a246956b58 100644
--- a/tests/core/a-assets.test.js
+++ b/tests/core/a-assets.test.js
@@ -71,9 +71,6 @@ suite('a-assets', function () {
 
     // Load image.
     document.body.appendChild(scene);
-    process.nextTick(function () {
-      img.onload();
-    });
   });
 
   test('caches image in three.js', function (done) {