diff --git a/lab-45/lab-45-apollo-demo-auto-refresh/src/main/java/cn/iocoder/springboot/lab45/apollodemo/listener/LoggingSystemConfigListener.java b/lab-45/lab-45-apollo-demo-auto-refresh/src/main/java/cn/iocoder/springboot/lab45/apollodemo/listener/LoggingSystemConfigListener.java
index b88e338f..e68808d6 100644
--- a/lab-45/lab-45-apollo-demo-auto-refresh/src/main/java/cn/iocoder/springboot/lab45/apollodemo/listener/LoggingSystemConfigListener.java
+++ b/lab-45/lab-45-apollo-demo-auto-refresh/src/main/java/cn/iocoder/springboot/lab45/apollodemo/listener/LoggingSystemConfigListener.java
@@ -1,9 +1,15 @@
 package cn.iocoder.springboot.lab45.apollodemo.listener;
 
+import com.ctrip.framework.apollo.Config;
+import com.ctrip.framework.apollo.model.ConfigChangeEvent;
+import com.ctrip.framework.apollo.spring.annotation.ApolloConfig;
+import com.ctrip.framework.apollo.spring.annotation.ApolloConfigChangeListener;
+import org.springframework.boot.logging.LogLevel;
 import org.springframework.boot.logging.LoggingSystem;
 import org.springframework.stereotype.Component;
 
 import javax.annotation.Resource;
+import java.util.Set;
 
 @Component
 public class LoggingSystemConfigListener {
@@ -16,22 +22,24 @@ public class LoggingSystemConfigListener {
     @Resource
     private LoggingSystem loggingSystem;
 
-//    @NacosConfigListener(dataId = "${nacos.config.data-id}", type = ConfigType.YAML, timeout = 5000)
-//    public void onChange(String newLog) throws Exception {
-//        // 使用 DefaultYamlConfigParse 工具类，解析配置
-//        Properties properties = new DefaultYamlConfigParse().parse(newLog);
-//        // 遍历配置集的每个配置项，判断是否是 logging.level 配置项
-//        for (Object t : properties.keySet()) {
-//            String key = String.valueOf(t);
-//            // 如果是 logging.level 配置项，则设置其对应的日志级别
-//            if (key.startsWith(LOGGER_TAG)) {
-//                // 获得日志级别
-//                String strLevel = properties.getProperty(key, "info");
-//                LogLevel level = LogLevel.valueOf(strLevel.toUpperCase());
-//                // 设置日志级别到 LoggingSystem 中
-//                loggingSystem.setLogLevel(key.replace(LOGGER_TAG, ""), level);
-//            }
-//        }
-//    }
+    @ApolloConfig
+    private Config config;
+
+    @ApolloConfigChangeListener
+    public void onChange(ConfigChangeEvent changeEvent) throws Exception {
+        // 获得 Apollo 所有配置项
+        Set<String> keys = config.getPropertyNames();
+        // 遍历配置集的每个配置项，判断是否是 logging.level 配置项
+        for (String key : keys) {
+            // 如果是 logging.level 配置项，则设置其对应的日志级别
+            if (key.startsWith(LOGGER_TAG)) {
+                // 获得日志级别
+                String strLevel = config.getProperty(key, "info");
+                LogLevel level = LogLevel.valueOf(strLevel.toUpperCase());
+                // 设置日志级别到 LoggingSystem 中
+                loggingSystem.setLogLevel(key.replace(LOGGER_TAG, ""), level);
+            }
+        }
+    }
 
 }