diff --git a/dubbo-registry/dubbo-registry-zookeeper/src/main/java/org/apache/dubbo/registry/zookeeper/ZookeeperRegistry.java b/dubbo-registry/dubbo-registry-zookeeper/src/main/java/org/apache/dubbo/registry/zookeeper/ZookeeperRegistry.java
index cb978929241..ddfb48a69f4 100644
--- a/dubbo-registry/dubbo-registry-zookeeper/src/main/java/org/apache/dubbo/registry/zookeeper/ZookeeperRegistry.java
+++ b/dubbo-registry/dubbo-registry-zookeeper/src/main/java/org/apache/dubbo/registry/zookeeper/ZookeeperRegistry.java
@@ -292,7 +292,7 @@ protected boolean isMatch(URL subscribeUrl, URL providerUrl) {
     private class RegistryChildListenerImpl implements ChildListener {
         private RegistryNotifier notifier;
         private long lastExecuteTime;
-        private CountDownLatch latch;
+        private volatile CountDownLatch latch;
 
         public RegistryChildListenerImpl(URL consumerUrl, String path, NotifyListener listener, CountDownLatch latch) {
             this.latch = latch;