diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
deleted file mode 100644
index 9f23fb0..0000000
--- a/.github/workflows/main.yml
+++ /dev/null
@@ -1,29 +0,0 @@
-# This is a basic workflow to help you get started with Actions
-
-name: CI
-
-# Controls when the action will run. 
-on:
-  # Triggers the workflow on push or pull request events but only for the master branch
-  push:
-    branches: [ master ]
-  pull_request:
-    branches: [ master ]
-
-  # Allows you to run this workflow manually from the Actions tab
-  workflow_dispatch:
-
-# A workflow run is made up of one or more jobs that can run sequentially or in parallel
-jobs:
-  # This workflow contains a single job called "build"
-  build:
-    # The type of runner that the job will run on
-    runs-on: ubuntu-latest
-
-    # Steps represent a sequence of tasks that will be executed as part of the job
-    steps:
-      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: yousiki/PKUAutoSubmit-action@master
-        with:
-          username: ${{ secrets.username }}
-          password: ${{ secrets.password }}