diff --git a/src/main/java/com/dingxianginc/ctu/client/util/HttpClientPool.java b/src/main/java/com/dingxianginc/ctu/client/util/HttpClientPool.java
index c9e3ae1..fc37c50 100644
--- a/src/main/java/com/dingxianginc/ctu/client/util/HttpClientPool.java
+++ b/src/main/java/com/dingxianginc/ctu/client/util/HttpClientPool.java
@@ -34,7 +34,7 @@ public CloseableHttpClient getHttpClient() {
 
     private HttpClientPool() {
         connManager = new PoolingHttpClientConnectionManager();
-        connManager.setMaxTotal(2000);
+        connManager.setMaxTotal(1200);
         connManager.setDefaultMaxPerRoute(600);
         requestConfig = RequestConfig.custom()
                 .setConnectTimeout(connectTimeout).setConnectionRequestTimeout(connectionRequestTimeout)