diff --git a/pkg/core/app.py b/pkg/core/app.py
index a31d2f77..df1566ef 100644
--- a/pkg/core/app.py
+++ b/pkg/core/app.py
@@ -13,8 +13,8 @@ from ..config import manager as config_mgr
 from ..audit.center import v2 as center_mgr
 from ..command import cmdmgr
 from ..plugin import manager as plugin_mgr
-from . import pool, controller
-from ..pipeline import stagemgr
+from . import pool
+from ..pipeline import controller, stagemgr
 from ..utils import version as version_mgr, proxy as proxy_mgr
 
 
diff --git a/pkg/core/boot.py b/pkg/core/boot.py
index 3ecfa8ae..33cc83c0 100644
--- a/pkg/core/boot.py
+++ b/pkg/core/boot.py
@@ -10,7 +10,7 @@ from .bootutils import config
 
 from . import app
 from . import pool
-from . import controller
+from ..pipeline import controller
 from ..pipeline import stagemgr
 from ..audit import identifier
 from ..provider.session import sessionmgr as llm_session_mgr
diff --git a/pkg/core/controller.py b/pkg/pipeline/controller.py
similarity index 98%
rename from pkg/core/controller.py
rename to pkg/pipeline/controller.py
index 42ef435c..a48c664d 100644
--- a/pkg/core/controller.py
+++ b/pkg/pipeline/controller.py
@@ -4,8 +4,8 @@ import asyncio
 import typing
 import traceback
 
-from . import app, entities
-from ..pipeline import entities as pipeline_entities
+from ..core import app, entities
+from . import entities as pipeline_entities
 from ..plugin import events