diff --git a/spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/listener/SyncConfigChangeListener.java b/spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/listener/SyncConfigChangeListener.java
index a2bd194b3..c98a3879f 100644
--- a/spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/listener/SyncConfigChangeListener.java
+++ b/spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/listener/SyncConfigChangeListener.java
@@ -1,3 +1,20 @@
+/*
+ * Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
+ *
+ *  Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
+ *
+ *  Licensed under the BSD 3-Clause License (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *  https://opensource.org/licenses/BSD-3-Clause
+ *
+ *  Unless required by applicable law or agreed to in writing, software distributed
+ *  under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
+ *  CONDITIONS OF ANY KIND, either express or implied. See the License for the
+ *  specific language governing permissions and limitations under the License.
+ *
+ */
 package com.tencent.cloud.polaris.config.listener;
 
 public interface SyncConfigChangeListener extends ConfigChangeListener {
diff --git a/spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/logger/Level.java b/spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/logger/Level.java
index 29dfc0ab6..570a187af 100644
--- a/spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/logger/Level.java
+++ b/spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/logger/Level.java
@@ -1,3 +1,20 @@
+/*
+ * Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
+ *
+ *  Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
+ *
+ *  Licensed under the BSD 3-Clause License (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *  https://opensource.org/licenses/BSD-3-Clause
+ *
+ *  Unless required by applicable law or agreed to in writing, software distributed
+ *  under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
+ *  CONDITIONS OF ANY KIND, either express or implied. See the License for the
+ *  specific language governing permissions and limitations under the License.
+ *
+ */
 package com.tencent.cloud.polaris.config.logger;
 
 /**
diff --git a/spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/logger/PolarisConfigLoggerApplicationListener.java b/spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/logger/PolarisConfigLoggerApplicationListener.java
index f834b2c50..a3cb9b571 100644
--- a/spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/logger/PolarisConfigLoggerApplicationListener.java
+++ b/spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/logger/PolarisConfigLoggerApplicationListener.java
@@ -1,3 +1,20 @@
+/*
+ * Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
+ *
+ *  Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
+ *
+ *  Licensed under the BSD 3-Clause License (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *  https://opensource.org/licenses/BSD-3-Clause
+ *
+ *  Unless required by applicable law or agreed to in writing, software distributed
+ *  under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
+ *  CONDITIONS OF ANY KIND, either express or implied. See the License for the
+ *  specific language governing permissions and limitations under the License.
+ *
+ */
 package com.tencent.cloud.polaris.config.logger;
 
 import org.slf4j.Logger;
diff --git a/spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/logger/StdLog.java b/spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/logger/StdLog.java
index df9eddafd..cef88f6f1 100644
--- a/spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/logger/StdLog.java
+++ b/spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/logger/StdLog.java
@@ -1,3 +1,20 @@
+/*
+ * Tencent is pleased to support the open source community by making Spring Cloud Tencent available.
+ *
+ *  Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
+ *
+ *  Licensed under the BSD 3-Clause License (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *  https://opensource.org/licenses/BSD-3-Clause
+ *
+ *  Unless required by applicable law or agreed to in writing, software distributed
+ *  under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
+ *  CONDITIONS OF ANY KIND, either express or implied. See the License for the
+ *  specific language governing permissions and limitations under the License.
+ *
+ */
 package com.tencent.cloud.polaris.config.logger;
 
 import java.io.PrintStream;