diff --git a/api/src/main/java/com/alibaba/nacos/api/config/ConfigFactory.java b/api/src/main/java/com/alibaba/nacos/api/config/ConfigFactory.java
index 1e6e9a9db..4fd1078d6 100644
--- a/api/src/main/java/com/alibaba/nacos/api/config/ConfigFactory.java
+++ b/api/src/main/java/com/alibaba/nacos/api/config/ConfigFactory.java
@@ -49,21 +49,14 @@ public class ConfigFactory {
     /**
      * Create Config
      *
-     * @param ServerAddr serverlist
+     * @param serverAddr serverlist
      * @return Config
      * @throws NacosException Exception
      */
     public static ConfigService createConfigService(String serverAddr) throws NacosException {
         Properties properties = new Properties();
         properties.put(PropertyKeyConst.SERVER_ADDR, serverAddr);
-        try {
-            Class<?> driverImplClass = Class.forName("com.alibaba.nacos.client.config.NacosConfigService");
-            Constructor constructor = driverImplClass.getConstructor(Properties.class);
-            ConfigService vendorImpl = (ConfigService)constructor.newInstance(properties);
-            return vendorImpl;
-        } catch (Throwable e) {
-            throw new NacosException(-400, e.getMessage());
-        }
+        return createConfigService(properties);
     }
 
 }
diff --git a/api/src/main/java/com/alibaba/nacos/api/config/listener/AbstractListener.java b/api/src/main/java/com/alibaba/nacos/api/config/listener/AbstractListener.java
index 645f6545c..ea253eda5 100644
--- a/api/src/main/java/com/alibaba/nacos/api/config/listener/AbstractListener.java
+++ b/api/src/main/java/com/alibaba/nacos/api/config/listener/AbstractListener.java
@@ -18,7 +18,7 @@ package com.alibaba.nacos.api.config.listener;
 import java.util.concurrent.Executor;
 
 /**
- * Listner Adapter,use default notify thread
+ * Listener Adapter,use default notify thread
  *
  * @author water.lyl
  */