diff -r e8773133bf79 -r 83b43987e61e scheduler.py
--- a/scheduler.py	Sun Jan 28 11:01:45 2018 +0000
+++ b/scheduler.py	Sun Jan 28 11:04:52 2018 +0000
@@ -6,7 +6,7 @@
 
 import time
 import borgend
-import sleep
+import dreamtime
 from threading import Condition, Lock, Thread
 
 logger=borgend.logger.getChild(__name__)
@@ -50,7 +50,7 @@
         self.prev=None
 
 class ScheduledEvent(QueuedEvent):
-    #@accepts(ScheduledEvent, sleep.Time, threading.Cond, str)
+    #@accepts(ScheduledEvent, dreamtime.Time, threading.Cond, str)
     def __init__(self, when, cond, name=None):
         super().__init__(cond, name=name)
         self.when=when
@@ -113,7 +113,7 @@
         self.precision = precision
         self._next_event_time = None
         super().__init__(target = self._scheduler_thread, name = 'Scheduler')
-        sleep.add_callback(self, self._wakeup_callback)
+        dreamtime.add_callback(self, self._wakeup_callback)
 
     def _scheduler_thread(self):
         logger.debug("Scheduler thread started")