diff --git a/winpty/tests/test_ptyprocess.py b/winpty/tests/test_ptyprocess.py
index 8f68e1f0..a688c747 100644
--- a/winpty/tests/test_ptyprocess.py
+++ b/winpty/tests/test_ptyprocess.py
@@ -158,6 +158,8 @@ def test_isatty(pty_fixture):
 
 
 def test_wait(pty_fixture):
+    if pty_fixture.backend == 'ConPTY':
+        pytest.xfail('Not supported on ConPTY')
     pty = pty_fixture(cmd=[sys.executable, '--version'])
     assert pty.wait() == 0