diff --git a/test_autolens/point/triangles/test_solver.py b/test_autolens/point/triangles/test_solver.py
index fa093080f..1b6c0fad7 100644
--- a/test_autolens/point/triangles/test_solver.py
+++ b/test_autolens/point/triangles/test_solver.py
@@ -99,7 +99,7 @@ def test_neighbor_order(
             solver.solve(
                 NullTracer(),
                 source_plane_coordinate=(0.0, 0.0),
-                neighbor_order=neighbor_degree,
+                neighbor_degree=neighbor_degree,
             )
         )
         == expected