diff --git a/Lib/idlelib/idle_test/test_autocomplete.py b/Lib/idlelib/idle_test/test_autocomplete.py
index 97bfab5a569b..f3f2dea4246d 100644
--- a/Lib/idlelib/idle_test/test_autocomplete.py
+++ b/Lib/idlelib/idle_test/test_autocomplete.py
@@ -8,7 +8,6 @@ from tkinter import Tk, Text
 
 import idlelib.autocomplete as ac
 import idlelib.autocomplete_w as acw
-from idlelib import macosx
 from idlelib.idle_test.mock_idle import Func
 from idlelib.idle_test.mock_tk import Event
 
@@ -31,7 +30,6 @@ class AutoCompleteTest(unittest.TestCase):
     def setUpClass(cls):
         requires('gui')
         cls.root = Tk()
-        macosx.setupApp(cls.root, None)
         cls.text = Text(cls.root)
         cls.editor = DummyEditwin(cls.root, cls.text)