diff --git a/exercises/grains/grains_test.py b/exercises/grains/grains_test.py
index a7965e4aeb2..2c913546406 100644
--- a/exercises/grains/grains_test.py
+++ b/exercises/grains/grains_test.py
@@ -6,7 +6,7 @@
 )
 
 
-# Tests adapted from `problem-specifications//canonical-data.json` @ v1.1.0
+# Tests adapted from `problem-specifications//canonical-data.json` @ v1.2.0
 
 class GrainsTest(unittest.TestCase):
     def test_square_1(self):