diff --git a/aiogram/__init__.py b/aiogram/__init__.py
index 3fcd215c..3cfa182e 100644
--- a/aiogram/__init__.py
+++ b/aiogram/__init__.py
@@ -1,6 +1,7 @@
 import asyncio
 
 from .bot import Bot
+from .dispatcher import Dispatcher
 
 try:
     import uvloop
diff --git a/aiogram/dispatcher/handler.py b/aiogram/dispatcher/handler.py
index 139c6011..8d75273f 100644
--- a/aiogram/dispatcher/handler.py
+++ b/aiogram/dispatcher/handler.py
@@ -1,5 +1,5 @@
-from aiogram.utils import context
 from .filters import check_filters
+from ..utils import context
 
 
 class SkipHandler(BaseException):
diff --git a/aiogram/utils/exceptions.py b/aiogram/utils/exceptions.py
index cbefa859..015720c7 100644
--- a/aiogram/utils/exceptions.py
+++ b/aiogram/utils/exceptions.py
@@ -85,7 +85,7 @@ class _MatchErrorMixin:
     @classmethod
     def throw(cls):
         """
-        Throw a error
+        Throw error
 
         :raise: this
         """
@@ -124,7 +124,6 @@ class BadRequest(TelegramAPIError, _MatchErrorMixin):
 
 class MessageError(BadRequest):
     __group = True
-    pass
 
 
 class MessageNotModified(MessageError):
diff --git a/aiogram/utils/safe.py b/aiogram/utils/safe.py
deleted file mode 100644
index 7ef5b8fc..00000000
--- a/aiogram/utils/safe.py
+++ /dev/null
@@ -1,16 +0,0 @@
-import typing
-
-
-async def safe(coro: typing.Coroutine) -> (bool, typing.Any):
-    """
-    Safety execute coroutine
-
-    Status - returns True if success otherwise False
-
-    :param coro:
-    :return: status and result
-    """
-    try:
-        return True, await coro
-    except Exception as e:
-        return False, e