diff --git a/model_examples/DiffusionDrive/README.md b/model_examples/DiffusionDrive/README.md
index 2e492869bc1b6eb31b746c2c6f3edbc4b49b7736..54c860ebbfbbba77d18d98f1c3cd97aa60e9e0fc 100644
--- a/model_examples/DiffusionDrive/README.md
+++ b/model_examples/DiffusionDrive/README.md
@@ -167,7 +167,7 @@ ln -s $DATA_PATH/v1.0-trainval ./data/nuscenes/v1.0-trainval
 运行数据预处理脚本生成DiffusionDrive模型训练需要的pkl文件与初始锚框（预处理耗时约5h左右）
 
 ```bash
-python ./migrate_to_ascened/preprocess.py
+python ./migrate_to_ascend/preprocess.py
 ```
 
 ## 下载权重
diff --git a/model_examples/DiffusionDrive/migrate_to_ascend/requirements.txt b/model_examples/DiffusionDrive/migrate_to_ascend/requirements.txt
index 1070dbe86c4ee54a58ad855f57ad5e9d86e5dc05..a8996082ece211a06f21fdbe63bb4fd805e1826b 100644
--- a/model_examples/DiffusionDrive/migrate_to_ascend/requirements.txt
+++ b/model_examples/DiffusionDrive/migrate_to_ascend/requirements.txt
@@ -14,6 +14,6 @@ scikit-learn==1.3.0
 IPython==8.12
 einops==0.8.1
 ml-dtypes
-opencv-python-headless==4.6.0.66
+opencv-python-headless==4.8.1.78
 diffusers
 torchvision==0.16.0
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