diff --git a/tests/test_utils_ipy.py b/tests/test_utils_ipy.py
index 149219182..60a7f923a 100644
--- a/tests/test_utils_ipy.py
+++ b/tests/test_utils_ipy.py
@@ -14,7 +14,7 @@ def fake_ipython():
 
 @pytest.fixture(autouse=True)
 def simulate_ipython(fake_ipython, monkeypatch):
-    monkeypatch.setattr("slic.core.device.device.get_ipython", lambda: fake_ipython)
+    monkeypatch.setattr("slic.utils.ipy.get_ipython", lambda: fake_ipython)
     return fake_ipython
 
 def test_devices_repr_fallback_and_ignore(simulate_ipython):