diff --git a/packages/svelte/tests/runtime-browser/custom-elements-samples/reflect-attributes/_config.js b/packages/svelte/tests/runtime-browser/custom-elements-samples/reflect-attributes/_config.js
index 46fc009bd4..38a342a7aa 100644
--- a/packages/svelte/tests/runtime-browser/custom-elements-samples/reflect-attributes/_config.js
+++ b/packages/svelte/tests/runtime-browser/custom-elements-samples/reflect-attributes/_config.js
@@ -25,6 +25,7 @@ export default test({
 		button.click();
 		await tick();
 		await tick();
+		await tick();
 
 		assert.equal(getComputedStyle(div).color, 'rgb(0, 0, 0)');
 		assert.equal(getComputedStyle(inner_div).color, 'rgb(0, 0, 0)');