diff --git a/nova/cells/rpcapi.py b/nova/cells/rpcapi.py
index 6eead9ce6b27..b9071c7ad5eb 100644
--- a/nova/cells/rpcapi.py
+++ b/nova/cells/rpcapi.py
@@ -328,8 +328,7 @@ class CellsAPI(object):
         return cctxt.call(ctxt, 'proxy_rpc_to_manager',
                           topic=topic,
                           rpc_message=rpc_message,
-                          call=call,
-                          timeout=timeout)
+                          call=call)
 
     def task_log_get_all(self, ctxt, task_name, period_beginning,
                          period_ending, host=None, state=None):
diff --git a/nova/tests/unit/cells/test_cells_rpcapi.py b/nova/tests/unit/cells/test_cells_rpcapi.py
index dafe6bfce999..6b372e4a847e 100644
--- a/nova/tests/unit/cells/test_cells_rpcapi.py
+++ b/nova/tests/unit/cells/test_cells_rpcapi.py
@@ -317,11 +317,10 @@ class CellsAPITestCase(test.NoDBTestCase):
         call_info = self._stub_rpc_method('call', 'fake_response')
         result = self.cells_rpcapi.proxy_rpc_to_manager(
                 self.fake_context, rpc_message='fake-msg',
-                topic='fake-topic', call=True, timeout=-1)
+                topic='fake-topic', call=True)
         expected_args = {'rpc_message': 'fake-msg',
                          'topic': 'fake-topic',
-                         'call': True,
-                         'timeout': -1}
+                         'call': True}
         self._check_result(call_info, 'proxy_rpc_to_manager',
                            expected_args,
                            version='1.2')