diff --git a/.changeset/twenty-moles-slide.md b/.changeset/twenty-moles-slide.md
new file mode 100644
index 00000000..91ecfad0
--- /dev/null
+++ b/.changeset/twenty-moles-slide.md
@@ -0,0 +1,5 @@
+---
+'modelscope_studio': patch
+---
+
+fix: bugfix in dev mode
diff --git a/backend/modelscope_studio/__init__.py b/backend/modelscope_studio/__init__.py
index bc6f30f8..7bcd44fb 100644
--- a/backend/modelscope_studio/__init__.py
+++ b/backend/modelscope_studio/__init__.py
@@ -1,7 +1,3 @@
-from .components.antd.components import *
-from .components.antdx.components import *
-from .components.base import *
-from .components.legacy.components import *
-from .components.pro.components import *
+from .components import *
 from .external import load
 from .version import __version__
diff --git a/backend/modelscope_studio/components/__init__.py b/backend/modelscope_studio/components/__init__.py
new file mode 100644
index 00000000..aafcf6e1
--- /dev/null
+++ b/backend/modelscope_studio/components/__init__.py
@@ -0,0 +1,5 @@
+from .antd.components import *
+from .antdx.components import *
+from .base import *
+from .legacy.components import *
+from .pro.components import *
diff --git a/docs/app.py b/docs/app.py
index c05fa4e8..3338b0d9 100644
--- a/docs/app.py
+++ b/docs/app.py
@@ -8,6 +8,8 @@
 from helper.Site import Site
 from legacy_app import legacy_demo
 
+is_dev = os.environ.get("GRADIO_WATCH_MODULE_NAME") == 'docs.app'
+
 
 def get_text(text: str, cn_text: str):
     if is_modelscope_studio:
@@ -572,7 +574,7 @@ def more_components():
         "label": get_text("Version 0.x", "0.x 版本"),
         "key": "legacy",
         "content": legacy_demo
-    },
+    } if not is_dev else None,
 ]
 
 site = Site(
diff --git a/docs/helper/Site.py b/docs/helper/Site.py
index d145a7bf..26eca9a1 100644
--- a/docs/helper/Site.py
+++ b/docs/helper/Site.py
@@ -13,7 +13,7 @@ def __init__(self,
                  docs: dict,
                  default_active_tab: str | None = None,
                  logo: Component | Callable | None = None):
-        self.tabs = tabs
+        self.tabs = [tab for tab in tabs if tab]
         self.docs = docs
         self.default_active_tab = default_active_tab
         self.default_active_tab_item = next(