diff --git a/modelscope/pipelines/cv/mog_face_detection_pipeline.py b/modelscope/pipelines/cv/mog_face_detection_pipeline.py
index 8797ad12..124b605b 100644
--- a/modelscope/pipelines/cv/mog_face_detection_pipeline.py
+++ b/modelscope/pipelines/cv/mog_face_detection_pipeline.py
@@ -1,3 +1,4 @@
+# Copyright (c) Alibaba, Inc. and its affiliates.
 import os.path as osp
 from typing import Any, Dict
 
diff --git a/modelscope/pipelines/cv/mtcnn_face_detection_pipeline.py b/modelscope/pipelines/cv/mtcnn_face_detection_pipeline.py
index 57bf9920..bda46a70 100644
--- a/modelscope/pipelines/cv/mtcnn_face_detection_pipeline.py
+++ b/modelscope/pipelines/cv/mtcnn_face_detection_pipeline.py
@@ -1,3 +1,4 @@
+# Copyright (c) Alibaba, Inc. and its affiliates.
 import os.path as osp
 from typing import Any, Dict
 
diff --git a/modelscope/pipelines/cv/retina_face_detection_pipeline.py b/modelscope/pipelines/cv/retina_face_detection_pipeline.py
index b8c64405..40f2336a 100644
--- a/modelscope/pipelines/cv/retina_face_detection_pipeline.py
+++ b/modelscope/pipelines/cv/retina_face_detection_pipeline.py
@@ -1,3 +1,4 @@
+# Copyright (c) Alibaba, Inc. and its affiliates.
 import os.path as osp
 from typing import Any, Dict
 
diff --git a/modelscope/pipelines/cv/ulfd_face_detection_pipeline.py b/modelscope/pipelines/cv/ulfd_face_detection_pipeline.py
index 1263082b..e9901d64 100644
--- a/modelscope/pipelines/cv/ulfd_face_detection_pipeline.py
+++ b/modelscope/pipelines/cv/ulfd_face_detection_pipeline.py
@@ -1,3 +1,4 @@
+# Copyright (c) Alibaba, Inc. and its affiliates.
 import os.path as osp
 from typing import Any, Dict