diff --git a/kyu_3/line_safari_is_that_a_line/test_walker.py b/kyu_3/line_safari_is_that_a_line/test_walker.py
index ee3872aaee0..de8512b248e 100644
--- a/kyu_3/line_safari_is_that_a_line/test_walker.py
+++ b/kyu_3/line_safari_is_that_a_line/test_walker.py
@@ -90,7 +90,7 @@ def test_starting_position_from_positives(self):
     def test_starting_position_from_negatives(self):
         """
         Testing Walker class.
-        
+
         Testing starting position property based on negative grids.
         """
         # pylint: disable-msg=R0801