diff --git a/.github/workflows/auto-assign-issue.yml b/.github/workflows/auto-assign-issue.yml
index 5470f011c..320174d8c 100644
--- a/.github/workflows/auto-assign-issue.yml
+++ b/.github/workflows/auto-assign-issue.yml
@@ -6,7 +6,7 @@ jobs:
   assign-issue:
     if: |
       contains(github.event.comment.body, '/assign') || contains(github.event.comment.body, '/accept') &&
-      !contains(github.event.comment.user.login, 'OpenIM-Robot')
+      !contains(github.event.comment.user.login, 'openim-robot')
     runs-on: ubuntu-latest
     permissions:
       issues: write
@@ -26,4 +26,4 @@ jobs:
           GH_TOKEN: ${{ secrets.BOT_TOKEN }}
           ISSUE: ${{ github.event.issue.html_url }}
           OWNER: ${{ github.repository_owner }}
-          REPO: ${{ github.event.repository.name }}
\ No newline at end of file
+          REPO: ${{ github.event.repository.name }}