diff --git a/app/router/rules/json/fieldrule_test.go b/app/router/rules/json/fieldrule_test.go
index 4653e0b2..bd20034e 100644
--- a/app/router/rules/json/fieldrule_test.go
+++ b/app/router/rules/json/fieldrule_test.go
@@ -119,4 +119,7 @@ func TestDomainNotMatchingDomain(t *testing.T) {
 	rule := parseRule([]byte(rawJson))
 	dest := v2net.NewTCPDestination(v2net.DomainAddress("baidu.com", 80))
 	assert.Bool(rule.Apply(dest)).IsFalse()
+
+	dest = v2net.NewTCPDestination(v2net.DomainAddress("www.google.com", 80))
+	assert.Bool(rule.Apply(dest)).IsTrue()
 }