diff --git a/apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/remote/AppAndServiceRegisterClient.java b/apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/remote/AppAndServiceRegisterClient.java
index a3ef128aa..0d654e7c6 100644
--- a/apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/remote/AppAndServiceRegisterClient.java
+++ b/apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/remote/AppAndServiceRegisterClient.java
@@ -88,7 +88,7 @@ public class AppAndServiceRegisterClient implements BootService, GRPCChannelList
     @Override
     public void run() {
         boolean shouldTry = true;
-        while (CONNECTED.equals(status) & shouldTry) {
+        while (CONNECTED.equals(status) && shouldTry) {
             shouldTry = false;
             try {
                 if (RemoteDownstreamConfig.Agent.APPLICATION_ID == DictionaryUtil.nullValue()) {