diff --git a/exercises/binary-search/binary_search_test.py b/exercises/binary-search/binary_search_test.py
index bd190a40cb1..36b50aa06fe 100644
--- a/exercises/binary-search/binary_search_test.py
+++ b/exercises/binary-search/binary_search_test.py
@@ -3,7 +3,7 @@
 from binary_search import binary_search
 
 
-# Tests adapted from `problem-specifications//canonical-data.json` @ v1.0.0
+# Tests adapted from `problem-specifications//canonical-data.json` @ v1.1.0
 
 class BinarySearchTests(unittest.TestCase):
     def test_finds_value_in_array_with_one_element(self):