diff --git a/lbrynet/core/server/DHTHashAnnouncer.py b/lbrynet/core/server/DHTHashAnnouncer.py
index a68a97d0f..69e5123aa 100644
--- a/lbrynet/core/server/DHTHashAnnouncer.py
+++ b/lbrynet/core/server/DHTHashAnnouncer.py
@@ -3,14 +3,13 @@ import collections
 import logging
 import time
 
-from twisted.internet import defer, reactor
-
+from twisted.internet import defer
+from lbrynet.core import utils
 
 log = logging.getLogger(__name__)
 
 
 class DHTHashAnnouncer(object):
-    callLater = reactor.callLater
     ANNOUNCE_CHECK_INTERVAL = 60
     CONCURRENT_ANNOUNCERS = 5
 
@@ -26,7 +25,7 @@ class DHTHashAnnouncer(object):
     def run_manage_loop(self):
         if self.peer_port is not None:
             self._announce_available_hashes()
-        self.next_manage_call = self.callLater(self.ANNOUNCE_CHECK_INTERVAL, self.run_manage_loop)
+        self.next_manage_call = utils.call_later(self.ANNOUNCE_CHECK_INTERVAL, self.run_manage_loop)
 
     def stop(self):
         log.info("Stopping %s", self)
@@ -79,7 +78,7 @@ class DHTHashAnnouncer(object):
                 log.debug('Announcing blob %s to dht', h)
                 d = self.dht_node.announceHaveBlob(binascii.unhexlify(h), self.peer_port)
                 d.chainDeferred(announce_deferred)
-                d.addBoth(lambda _: self.callLater(0, announce))
+                d.addBoth(lambda _: utils.call_later(0, announce))
             else:
                 self._concurrent_announcers -= 1
 
diff --git a/tests/unit/core/server/test_DHTHashAnnouncer.py b/tests/unit/core/server/test_DHTHashAnnouncer.py
index c6bb05967..fdeea9664 100644
--- a/tests/unit/core/server/test_DHTHashAnnouncer.py
+++ b/tests/unit/core/server/test_DHTHashAnnouncer.py
@@ -2,9 +2,7 @@ import os
 import binascii
 from twisted.trial import unittest
 from twisted.internet import defer,task
-from lbrynet.core.server.DHTHashAnnouncer import DHTHashAnnouncer,DHTHashSupplier
-from lbrynet.core.utils import random_string
-from lbrynet.core import log_support
+from lbrynet.core import log_support, utils
 
 
 class MocDHTNode(object):
@@ -35,8 +33,9 @@ class DHTHashAnnouncerTest(unittest.TestCase):
             self.blobs_to_announce.append(binascii.b2a_hex(os.urandom(32)))
         self.clock = task.Clock()
         self.dht_node = MocDHTNode()
+        utils.call_later = self.clock.callLater
+        from lbrynet.core.server.DHTHashAnnouncer import DHTHashAnnouncer,DHTHashSupplier
         self.announcer = DHTHashAnnouncer(self.dht_node, peer_port=3333)
-        self.announcer.callLater = self.clock.callLater
         self.supplier = MocSupplier(self.blobs_to_announce)
         self.announcer.add_supplier(self.supplier)