diff --git a/kyu_5/tic_tac_toe_checker/test_checker.py b/kyu_5/tic_tac_toe_checker/test_checker.py
index cb9a483788a..e1a824da18b 100644
--- a/kyu_5/tic_tac_toe_checker/test_checker.py
+++ b/kyu_5/tic_tac_toe_checker/test_checker.py
@@ -31,15 +31,9 @@ class IsSolvedTestCase(unittest.TestCase):
     @parameterized.expand([
         ([[0, 0, 1], [0, 1, 2], [2, 1, 0]], -1, 'not yet finished'),
         ([[1, 1, 1], [0, 2, 2], [0, 0, 0]], 1, 'winning row'),
-        ([[2, 1, 2],
-          [2, 1, 1],
-          [1, 1, 2]], 1, 'winning column'),
-        ([[2, 1, 2],
-          [2, 1, 1],
-          [1, 2, 1]], 0, 'draw'),
-        ([[1, 2, 0],
-          [0, 1, 2],
-          [0, 0, 1]], 1, 'wining diagonal')])
+        ([[2, 1, 2], [2, 1, 1], [1, 1, 2]], 1, 'winning column'),
+        ([[2, 1, 2], [2, 1, 1], [1, 2, 1]], 0, 'draw'),
+        ([[1, 2, 0], [0, 1, 2], [0, 0, 1]], 1, 'wining diagonal')])
     def test_is_solved(self, board, expected, message):
         """
         Testing is_solved function with various test data.