diff --git a/hippo4j-rpc/src/test/java/cn/hippo4j/rpc/support/NettyServerSupportTest.java b/hippo4j-rpc/src/test/java/cn/hippo4j/rpc/support/NettyServerSupportTest.java
index 2035c502..cc193082 100644
--- a/hippo4j-rpc/src/test/java/cn/hippo4j/rpc/support/NettyServerSupportTest.java
+++ b/hippo4j-rpc/src/test/java/cn/hippo4j/rpc/support/NettyServerSupportTest.java
@@ -35,6 +35,7 @@ public class NettyServerSupportTest {
         }
         Assert.assertTrue(support.isActive());
         support.close();
+        ThreadUtil.sleep(1000L);
         Assert.assertFalse(support.isActive());
     }