diff --git a/tests/importer/test_importer.py b/tests/importer/test_importer.py
index 37d14d9..5f4dbf1 100644
--- a/tests/importer/test_importer.py
+++ b/tests/importer/test_importer.py
@@ -26,4 +26,4 @@ def test_imports():
             return "Error"
 
     assert _import_test() == "Error"
-    assert _import_test() != None
+    assert _import_test() is not None