diff --git a/workflows/video_understanding/config.yml b/workflows/video_understanding/config.yml
index 7cd3cb24..4adaac74 100644
--- a/workflows/video_understanding/config.yml
+++ b/workflows/video_understanding/config.yml
@@ -1,8 +1,8 @@
-custom_openai_endpoint: http://xxx.com/v1
-# custom_openai_key: your_custom_openai_key
-bing_api_key: your_bing_api_key
-milvus_host_url: your_milvus_host_url
+custom_openai_key: <your_custom_openai_key>
+#custom_openai_endpoint: http://xxx.com/v1 #The base api endpoint for the custom openai model
+bing_api_key: <your_bing_api_key>
+milvus_host_url: <your_milvus_host_url>
 milvus_port: 19530
 milvus_alias: default
-ovd_endpoint: http://xxx/inf_predict
+ovd_endpoint: <http://xxx/inf_predict> #The api endpoint for the OVD model
 ovd_model_id: OmDet-Turbo_tiny_SWIN_T
\ No newline at end of file