diff --git a/stubs/rx/concurrency/schedulerbase.pyi b/stubs/rx/concurrency/schedulerbase.pyi
deleted file mode 100644
--- a/stubs/rx/concurrency/schedulerbase.pyi
+++ /dev/null
@@ -1,21 +0,0 @@
-# Stubs for rx.concurrency.schedulerbase (Python 3)
-#
-# NOTE: This dynamically typed stub was automatically generated by stubgen.
-
-import abc
-from rx.core import Scheduler
-from typing import Any, Optional
-
-class SchedulerBase(Scheduler, metaclass=abc.ABCMeta):
-    def invoke_action(self, action: Any, state: Optional[Any] = ...): ...
-    def schedule_periodic(self, period: Any, action: Any, state: Optional[Any] = ...): ...
-    @property
-    def now(self): ...
-    @classmethod
-    def to_relative(cls, timespan: Any): ...
-    @classmethod
-    def to_datetime(cls, duetime: Any): ...
-    @classmethod
-    def to_timedelta(cls, timespan: Any): ...
-    @classmethod
-    def normalize(cls, timespan: Any): ...