diff --git a/tests/config/test_config.py b/tests/config/test_config.py
index 35b8a6980f1..c8c32256026 100644
--- a/tests/config/test_config.py
+++ b/tests/config/test_config.py
@@ -143,7 +143,7 @@ def test_disabled_keyring_is_unavailable(
         # non-string key
         ('{0: "hello"}', True),
         # non-string value in list
-        ('{"world: ["hello", 0]}', True),
+        ('{"world": ["hello", 0]}', True),
     ],
 )
 def test_config_get_from_environment_variable_build_config_settings(