diff --git a/apollo-plugin/apollo-log4j2/pom.xml b/apollo-plugin/apollo-log4j2/pom.xml
index a65f5b77..80428cbf 100644
--- a/apollo-plugin/apollo-log4j2/pom.xml
+++ b/apollo-plugin/apollo-log4j2/pom.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright 2022 Apollo Authors
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~ http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ 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.
+  ~
+-->
 <project xmlns="http://maven.apache.org/POM/4.0.0"
   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
   xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
diff --git a/apollo-plugin/apollo-log4j2/src/main/java/com/ctrip/framework/apollo/log4j2/ApolloLog4j2ConfigurationFactory.java b/apollo-plugin/apollo-log4j2/src/main/java/com/ctrip/framework/apollo/log4j2/ApolloLog4j2ConfigurationFactory.java
index 7147fcd9..54a3711c 100644
--- a/apollo-plugin/apollo-log4j2/src/main/java/com/ctrip/framework/apollo/log4j2/ApolloLog4j2ConfigurationFactory.java
+++ b/apollo-plugin/apollo-log4j2/src/main/java/com/ctrip/framework/apollo/log4j2/ApolloLog4j2ConfigurationFactory.java
@@ -1,3 +1,20 @@
+/*
+ * Copyright 2022 Apollo Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * 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.ctrip.framework.apollo.log4j2;
 
 import com.ctrip.framework.apollo.ConfigFile;
diff --git a/apollo-plugin/pom.xml b/apollo-plugin/pom.xml
index 0bc14425..a902fcce 100644
--- a/apollo-plugin/pom.xml
+++ b/apollo-plugin/pom.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright 2022 Apollo Authors
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~ http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ 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.
+  ~
+-->
 <project xmlns="http://maven.apache.org/POM/4.0.0"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">