diff --git a/shared_utils/key_pattern_manager.py b/shared_utils/key_pattern_manager.py
index 8feb0640..15ddbfc8 100644
--- a/shared_utils/key_pattern_manager.py
+++ b/shared_utils/key_pattern_manager.py
@@ -88,3 +88,5 @@ def select_api_key(keys, llm_model):
 
     api_key = random.choice(avail_key_list) # 随机负载均衡
     return api_key
+
+# ML-driven edit: Automated change: No ML label