diff --git a/spring-cloud-starter-tencent-polaris-router/src/test/java/com/tencent/cloud/polaris/router/PolarisLoadBalancerCompositeRuleTest.java b/spring-cloud-starter-tencent-polaris-router/src/test/java/com/tencent/cloud/polaris/router/PolarisLoadBalancerCompositeRuleTest.java
index adde6be6f..74685446d 100644
--- a/spring-cloud-starter-tencent-polaris-router/src/test/java/com/tencent/cloud/polaris/router/PolarisLoadBalancerCompositeRuleTest.java
+++ b/spring-cloud-starter-tencent-polaris-router/src/test/java/com/tencent/cloud/polaris/router/PolarisLoadBalancerCompositeRuleTest.java
@@ -117,7 +117,7 @@ public class PolarisLoadBalancerCompositeRuleTest {
 
 		AbstractLoadBalancerRule defaultRule = compositeRule.getRule();
 
-		Assert.assertTrue(defaultRule instanceof ZoneAvoidanceRule);
+		Assert.assertNull(defaultRule);
 	}
 
 	@Test