diff --git a/fastpair/test/test_fastpair.py b/fastpair/test/test_fastpair.py
index d3d78ee..11d6e80 100644
--- a/fastpair/test/test_fastpair.py
+++ b/fastpair/test/test_fastpair.py
@@ -279,7 +279,7 @@ def test_iter(self, point_set):
 
         fp[ps[0]] = fp[ps[0]].neigh
         try:
-            fp[ps[0]].neigh  # noqa: B018
+            assert fp[ps[0]].neigh
         except KeyError as err:
             print(err)