diff --git a/tests/core/test_hook_manager.py b/tests/core/test_hook_manager.py
index cfe69f7..9fd5d14 100644
--- a/tests/core/test_hook_manager.py
+++ b/tests/core/test_hook_manager.py
@@ -21,7 +21,7 @@ def install_hook(hook_manager=None):
 
 
 def hook(header):
-    return buffered_hook_manager(header, lambda: 35, Condition(), get_term())
+    return buffered_hook_manager(header, lambda: 35, 0, Condition(), get_term())
 
 
 @pytest.fixture(params=[
@@ -87,7 +87,7 @@ def test_hook_manager_flush(capsys):
 
 def test_hook_manager_do_clear_line_on_stdout():
     term = get_term()
-    hook_manager = buffered_hook_manager('', None, Condition(), term)
+    hook_manager = buffered_hook_manager('', None, 0, Condition(), term)
     m_clear = mock.Mock()
     with install_hook(hook_manager), mock.patch.dict(term.__dict__, clear_line=m_clear):
         print('some')
@@ -99,7 +99,7 @@ def test_hook_manager_do_not_flicker_screen_when_logging():
     logger = logging.getLogger()
 
     term = get_term()
-    hook_manager = buffered_hook_manager('', None, Condition(), term)
+    hook_manager = buffered_hook_manager('', None, 0, Condition(), term)
     m_clear = mock.Mock()
     with install_hook(hook_manager), mock.patch.dict(term.__dict__, clear_line=m_clear):
         logger.error('oops')