diff --git a/cookie-store/cookieStore_set_arguments.tentative.https.any.js b/cookie-store/cookieStore_set_arguments.tentative.https.any.js
index 6685f5fd3b7186..5668b858be0e2d 100644
--- a/cookie-store/cookieStore_set_arguments.tentative.https.any.js
+++ b/cookie-store/cookieStore_set_arguments.tentative.https.any.js
@@ -156,6 +156,19 @@ promise_test(async testCase => {
   assert_equals(cookie, null);
 }, 'cookieStore.set with name and value in options and expires in the past');
 
+promise_test(async testCase => {
+  const currentUrl = new URL(self.location.href);
+  const currentDomain = currentUrl.hostname;
+
+  await promise_rejects_js(testCase, TypeError, cookieStore.set(
+      'cookie-name', 'cookie-value', { domain: `.${currentDomain}` }));
+}, 'cookieStore.set domain starts with "."');
+
+promise_test(async testCase => {
+  await promise_rejects_js(testCase, TypeError, cookieStore.set(
+      'cookie-name', 'cookie-value', { domain: 'example.com' }));
+}, 'cookieStore.set with domain that is not equal current host');
+
 promise_test(async testCase => {
   const currentUrl = new URL(self.location.href);
   const currentDomain = currentUrl.hostname;