diff --git a/test_utils.py b/test_utils.py
index 1ec3877..cc8cdd1 100644
--- a/test_utils.py
+++ b/test_utils.py
@@ -1,4 +1,9 @@
 from utils import funny
 
+
 def test_funny():
     assert funny(2, 1) == 3
+
+
+def test_funny_2():
+    assert funny(2, 'a') == 3