diff --git a/tests/rules/test_key_duplicates.py b/tests/rules/test_key_duplicates.py
index 3be7741e..3f8a9e62 100644
--- a/tests/rules/test_key_duplicates.py
+++ b/tests/rules/test_key_duplicates.py
@@ -87,7 +87,7 @@ def test_disabled(self):
                    '  <<: *anchor_one\n'
                    '  <<: *anchor_two\n', conf)
         self.check('---\n'
-                   '{a:1, b:2}}\n', conf, problem=(2, 11, 'syntax'))
+                   '{a: 1, b: 2}}\n', conf, problem=(2, 13, 'syntax'))
         self.check('---\n'
                    '[a, b, c]]\n', conf, problem=(2, 10, 'syntax'))
 
@@ -169,7 +169,7 @@ def test_enabled(self):
                    '  <<: *anchor_one\n'
                    '  <<: *anchor_two\n', conf)
         self.check('---\n'
-                   '{a:1, b:2}}\n', conf, problem=(2, 11, 'syntax'))
+                   '{a: 1, b: 2}}\n', conf, problem=(2, 13, 'syntax'))
         self.check('---\n'
                    '[a, b, c]]\n', conf, problem=(2, 10, 'syntax'))