diff --git a/jetlinks-manager/device-manager/src/main/java/org/jetlinks/community/device/service/tag/DeviceTagProperties.java b/jetlinks-manager/device-manager/src/main/java/org/jetlinks/community/device/service/tag/DeviceTagProperties.java
index 82719f3e..62dc3d4f 100644
--- a/jetlinks-manager/device-manager/src/main/java/org/jetlinks/community/device/service/tag/DeviceTagProperties.java
+++ b/jetlinks-manager/device-manager/src/main/java/org/jetlinks/community/device/service/tag/DeviceTagProperties.java
@@ -1,3 +1,18 @@
+/*
+ * Copyright 2025 JetLinks https://www.jetlinks.cn
+ *
+ * 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 org.jetlinks.community.device.service.tag;
 
 import org.jetlinks.community.buffer.BufferProperties;
diff --git a/jetlinks-manager/device-manager/src/main/java/org/jetlinks/community/device/service/tag/DeviceTagSynchronizer.java b/jetlinks-manager/device-manager/src/main/java/org/jetlinks/community/device/service/tag/DeviceTagSynchronizer.java
index 4bb4cf17..f2066dea 100644
--- a/jetlinks-manager/device-manager/src/main/java/org/jetlinks/community/device/service/tag/DeviceTagSynchronizer.java
+++ b/jetlinks-manager/device-manager/src/main/java/org/jetlinks/community/device/service/tag/DeviceTagSynchronizer.java
@@ -1,3 +1,18 @@
+/*
+ * Copyright 2025 JetLinks https://www.jetlinks.cn
+ *
+ * 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 org.jetlinks.community.device.service.tag;
 
 import lombok.*;