diff --git a/scripts/kconfig/tests/warn_changed_input/__init__.py b/scripts/kconfig/tests/warn_changed_input/__init__.py
index 4c3bca6af846..a5f07d4a882c 100644
--- a/scripts/kconfig/tests/warn_changed_input/__init__.py
+++ b/scripts/kconfig/tests/warn_changed_input/__init__.py
@@ -8,26 +8,24 @@ KCONFIG_WARN_CHANGED_INPUT is enabled.
 
 
 def test(conf):
+    warn_changed_input = {
+        "KCONFIG_WARN_CHANGED_INPUT": "1",
+    }
+
     assert conf.olddefconfig('config') == 0
     assert 'user-provided values changed by Kconfig' not in conf.stderr
 
     assert conf._run_conf('--olddefconfig', dot_config='config',
-                          extra_env={
-                              'KCONFIG_WARN_CHANGED_INPUT': '1',
-                          }) == 0
+                          extra_env=warn_changed_input) == 0
     assert conf.stderr_contains('expected_stderr')
     assert conf.config_matches('expected_config')
 
     assert conf._run_conf('--olddefconfig', dot_config='config',
-                          extra_env={
-                              'KCONFIG_WARN_CHANGED_INPUT': '1',
-                          }, silent=True) == 0
+                          extra_env=warn_changed_input, silent=True) == 0
     assert conf.stderr_contains('expected_stderr')
 
     assert conf._run_conf('--savedefconfig=defconfig', dot_config='config',
                           out_file='defconfig',
-                          extra_env={
-                              'KCONFIG_WARN_CHANGED_INPUT': '1',
-                          }) == 0
+                          extra_env=warn_changed_input) == 0
     assert conf.stderr_contains('expected_stderr')
     assert conf.config_matches('expected_defconfig')