diff --git a/ppdiffusers/deploy/controlnet/infer_dygraph_torch.py b/ppdiffusers/deploy/controlnet/infer_dygraph_torch.py
index 479b9d251..c596ed4b2 100644
--- a/ppdiffusers/deploy/controlnet/infer_dygraph_torch.py
+++ b/ppdiffusers/deploy/controlnet/infer_dygraph_torch.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2023 torchtorch Authors. All Rights Reserved.
+# Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/ppdiffusers/deploy/infer_dygraph_torch.py b/ppdiffusers/deploy/infer_dygraph_torch.py
index 0f50cdd5a..b6012da6c 100644
--- a/ppdiffusers/deploy/infer_dygraph_torch.py
+++ b/ppdiffusers/deploy/infer_dygraph_torch.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2023 torchtorch Authors. All Rights Reserved.
+# Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/ppdiffusers/deploy/sdxl/infer_dygraph_torch.py b/ppdiffusers/deploy/sdxl/infer_dygraph_torch.py
index 5beac2929..b565f5f2f 100644
--- a/ppdiffusers/deploy/sdxl/infer_dygraph_torch.py
+++ b/ppdiffusers/deploy/sdxl/infer_dygraph_torch.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2023 torchtorch Authors. All Rights Reserved.
+# Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/ppdiffusers/deploy/stable_diffusion_image_variation/infer_dygraph_torch.py b/ppdiffusers/deploy/stable_diffusion_image_variation/infer_dygraph_torch.py
index fb1530d07..1174262ef 100644
--- a/ppdiffusers/deploy/stable_diffusion_image_variation/infer_dygraph_torch.py
+++ b/ppdiffusers/deploy/stable_diffusion_image_variation/infer_dygraph_torch.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2023 torchtorch Authors. All Rights Reserved.
+# Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.