diff --git a/test/runtime/samples/lifecycle-next-tick/_config.js b/test/runtime/samples/lifecycle-next-tick/_config.js
index 35a66f7a09..9ecd589d64 100644
--- a/test/runtime/samples/lifecycle-next-tick/_config.js
+++ b/test/runtime/samples/lifecycle-next-tick/_config.js
@@ -3,13 +3,13 @@ export default {
 		const buttons = target.querySelectorAll('button');
 		const click = new window.MouseEvent('click');
 
-		await buttons[0].dispatchEvent(click);
+		await (await buttons[0].dispatchEvent(click));
 		assert.deepEqual(component.snapshots, [
 			'before 0',
 			'after 1'
 		]);
 
-		await buttons[0].dispatchEvent(click);
+		await (await buttons[0].dispatchEvent(click));
 		assert.deepEqual(component.snapshots, [
 			'before 0',
 			'after 1',
@@ -17,7 +17,7 @@ export default {
 			'after 2'
 		]);
 
-		await buttons[1].dispatchEvent(click);
+		await (await buttons[1].dispatchEvent(click));
 		assert.deepEqual(component.snapshots, [
 			'before 0',
 			'after 1',