diff --git a/cookbook/step_agent/run.sh b/cookbook/step_agent/run.sh
index 756f1443..8ba2c40d 100644
--- a/cookbook/step_agent/run.sh
+++ b/cookbook/step_agent/run.sh
@@ -21,6 +21,6 @@ python -m experiencemaker.em_service \
     --embedding_model='{"backend": "openai_compatible", "model_name": "text-embedding-v4", "dimensions": 1024}' \
     --vector_store='{"backend": "local_file", "store_dir": "./step_experiences/"}' \
     --context_generator='{"backend": "step", "enable_llm_rerank": true, "enable_context_rewrite": true, "enable_score_filter": false, "vector_retrieve_top_k": 15, "final_top_k": 5, "min_score_threshold": 0.3}' \
-    --summarizer='{"backend": "step", "enable_step_segmentation": false, "enable_similar_comparison": false, "enable_experience_validation": true, "max_retries": 3,"max_workers":16}'
+    --summarizer='{"backend": "step", "enable_step_segmentation": false, "enable_similar_comparison": false, "enable_experience_validation": true, "max_retries": 3, "max_workers": 32}'
 
 echo "Step Experience Service started on port 8001"
\ No newline at end of file