diff --git a/.github/workflows/pr-reviewer-assign.yml b/.github/workflows/pr-reviewer-assign.yml
deleted file mode 100644
index 53dbc3fc0c..0000000000
--- a/.github/workflows/pr-reviewer-assign.yml
+++ /dev/null
@@ -1,25 +0,0 @@
-name: PR Auto Assign Reviewer
-
-on:
-  pull_request_target:
-    types: [ opened ]
-
-jobs:
-  add-reviewer:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Add assignees
-        uses: actions-cool/issues-helper@main
-        with:
-          actions: 'add-assignees'
-          token: ${{ secrets.GITHUB_TOKEN }}
-          issue-number: ${{ github.event.pull_request.number }}
-          assignees: ${{ github.event.pull_request.user.login }}
-
-      - name: Add reviewers
-        uses: actions-cool/pr-welcome@main
-        with:
-          token: ${{ secrets.GITHUB_TOKEN }}
-          pr-emoji: '+1, rocket'
-          reviewers: 'zackyoungh,gaoyan1998,Zzm0809,aiwenmo'
-          review-creator: false
\ No newline at end of file