diff --git a/docs/pulid_v1.1.md b/docs/pulid_v1.1.md
index fdd419e..f5b562b 100644
--- a/docs/pulid_v1.1.md
+++ b/docs/pulid_v1.1.md
@@ -16,7 +16,7 @@ Following are some examples generated by PuLID-v1.1, you can reproduce these res
 
 ### Local Gradio demo
 ```bash
-python app_v1.1.py --base BASE_MODEL
+python app_v1_1.py --base BASE_MODEL
 Usage:
   -base: can be RunDiffusion/Juggernaut-XL-v9 or Lykon/dreamshaper-xl-lightning
          for each supported base model, we prepare some examples in the bottom of the gradio demo, please try these examples first.