diff --git a/Lib/idlelib/idle_test/test_squeezer.py b/Lib/idlelib/idle_test/test_squeezer.py
index 86c5d41b629719..86c21f00bb8d00 100644
--- a/Lib/idlelib/idle_test/test_squeezer.py
+++ b/Lib/idlelib/idle_test/test_squeezer.py
@@ -170,6 +170,7 @@ def test_write_not_stdout(self):
 
     def test_write_stdout(self):
         """Test Squeezer's overriding of the EditorWindow's write() method."""
+        requires('gui')
         editwin = self.make_mock_editor_window()
 
         for text in ['', 'TEXT']: