diff --git a/tests/compas/topology/test_unify_cycles.py b/tests/compas/topology/test_unify_cycles.py
index 6feb6b4362c..07ee9ba9ff6 100644
--- a/tests/compas/topology/test_unify_cycles.py
+++ b/tests/compas/topology/test_unify_cycles.py
@@ -6,6 +6,8 @@
 
 
 def test_unify_cycles():
+    if compas.IPY:
+        return
     test_data = compas.json_load(os.path.join(HERE, "..", "fixtures", "topology", "vertices_faces.json"))
     vertices = test_data["vertices"]
     faces = test_data["faces"]