diff --git a/.github/workflows/dm_binlog_999999.yaml b/.github/workflows/dm_binlog_999999.yaml
index ac5f8fcf25d..1fb37e2f9b0 100644
--- a/.github/workflows/dm_binlog_999999.yaml
+++ b/.github/workflows/dm_binlog_999999.yaml
@@ -53,6 +53,9 @@ jobs:
           mv tidb-enterprise-tools-nightly-linux-amd64/bin/sync_diff_inspector bin/
           curl http://download.pingcap.org/tidb-nightly-linux-amd64.tar.gz | tar xz
           mv tidb-nightly-linux-amd64/bin/tidb-server bin/
+          curl -O https://dl.min.io/server/minio/release/linux-amd64/minio
+          chmod +x minio
+          mv minio bin/
 
       - name: change binlog sequence number to 999998
         run: |
@@ -117,7 +120,7 @@ jobs:
           SLACK_WEBHOOK: ${{ secrets.SLACK_NOTIFY }}
         uses: Ilshidur/action-slack@2.1.0
         with:
-          args: "chaos job failed, see https://github.com/pingcap/tiflow/actions/runs/{{ GITHUB_RUN_ID }}"
+          args: "binlog 999999 failed, see https://github.com/pingcap/tiflow/actions/runs/{{ GITHUB_RUN_ID }}"
 
       # Debug via SSH if previous steps failed
       - name: Set up tmate session