diff --git a/utils/multi_project_manager.py b/utils/multi_project_manager.py
index 7234670..ae08aa0 100644
--- a/utils/multi_project_manager.py
+++ b/utils/multi_project_manager.py
@@ -395,6 +395,14 @@ def _extract_skills_to_robot(bot_id: str, skills: List[str], project_path: Path)
     skills_target_dir.mkdir(parents=True, exist_ok=True)
     logger.info(f"Copying skills to {skills_target_dir}")
 
+    # 清理不在列表中的多余 skill 文件夹
+    expected_skill_names = {os.path.basename(skill) for skill in skills}
+    if skills_target_dir.exists():
+        for item in skills_target_dir.iterdir():
+            if item.is_dir() and item.name not in expected_skill_names:
+                logger.info(f"  Removing stale skill directory: {item}")
+                shutil.rmtree(item)
+
     for skill in skills:
         target_dir = skills_target_dir / os.path.basename(skill)