diff --git a/.github/workflows/benchmark.yml b/.github/workflows/benchmark.yml
index 0b981fa13..58c0c6393 100644
--- a/.github/workflows/benchmark.yml
+++ b/.github/workflows/benchmark.yml
@@ -32,6 +32,7 @@ jobs:
       with:
         name: Python Benchmark with pytest-benchmark
         tool: 'pytest'
+        gh-pages-branch: gh-bench-pages
         output-file-path: examples/distributed_simulation/output.json
         github-token: ${{ secrets.GITHUB_TOKEN }}
         auto-push: true
diff --git a/examples/distributed_simulation/bench.py b/examples/distributed_simulation/bench.py
index 80dae65a7..64a8537b0 100644
--- a/examples/distributed_simulation/bench.py
+++ b/examples/distributed_simulation/bench.py
@@ -1,3 +1,4 @@
+# -*- coding: utf-8 -*-
 """Simulation benchmark
 
 Please install pytest and pytest-benchmark to run this benchmark.
@@ -5,12 +6,12 @@
 
 import pytest  # pylint: disable=W0611
 from participant import Moderator, RandomParticipant, LLMParticipant
-from main import run_main_process
+from main import run_main_process  # pylint: disable=E0611
 import agentscope
 from agentscope.server import RpcAgentServerLauncher
 
 
-def test_simulation(benchmark):
+def test_simulation(benchmark):  # type: ignore[no-untyped-def]
     """A single benchmark for the simulation"""
     base_port = 23300
     par_server_num = 4