diff --git a/shenyu-admin/src/main/java/org/apache/shenyu/admin/listener/http/HttpLongPollingDataChangedListener.java b/shenyu-admin/src/main/java/org/apache/shenyu/admin/listener/http/HttpLongPollingDataChangedListener.java
index 962189613c3f..280cf901c472 100644
--- a/shenyu-admin/src/main/java/org/apache/shenyu/admin/listener/http/HttpLongPollingDataChangedListener.java
+++ b/shenyu-admin/src/main/java/org/apache/shenyu/admin/listener/http/HttpLongPollingDataChangedListener.java
@@ -359,11 +359,11 @@ class LongPollingClient implements Runnable {
         @Override
         public void run() {
             try {
-                this.asyncTimeoutFuture = scheduler.scheduleWithFixedDelay(() -> {
+                this.asyncTimeoutFuture = scheduler.schedule(() -> {
                     clients.remove(LongPollingClient.this);
                     List<ConfigGroupEnum> changedGroups = compareChangedGroup((HttpServletRequest) asyncContext.getRequest());
                     sendResponse(changedGroups);
-                }, 0, timeoutTime, TimeUnit.MILLISECONDS);
+                }, timeoutTime, TimeUnit.MILLISECONDS);
                 clients.add(this);
             } catch (Exception ex) {
                 log.error("add long polling client error", ex);
diff --git a/shenyu-common/src/main/java/org/apache/shenyu/common/constant/HttpConstants.java b/shenyu-common/src/main/java/org/apache/shenyu/common/constant/HttpConstants.java
index ec61a8808541..7d29fd88c1c7 100644
--- a/shenyu-common/src/main/java/org/apache/shenyu/common/constant/HttpConstants.java
+++ b/shenyu-common/src/main/java/org/apache/shenyu/common/constant/HttpConstants.java
@@ -34,7 +34,7 @@ public final class HttpConstants {
     /**
      * The maximum timeout of server block is 60s.
      */
-    public static final long SERVER_MAX_HOLD_TIMEOUT = TimeUnit.SECONDS.toMillis(30);
+    public static final long SERVER_MAX_HOLD_TIMEOUT = TimeUnit.SECONDS.toMillis(60);
 
     /**
      * Default connection timeout is 10s.