diff --git a/tests/Controller/SystemConfigurationControllerTest.php b/tests/Controller/SystemConfigurationControllerTest.php
index dc5ffb7c..cd1180a8 100644
--- a/tests/Controller/SystemConfigurationControllerTest.php
+++ b/tests/Controller/SystemConfigurationControllerTest.php
@@ -353,10 +353,8 @@ class SystemConfigurationControllerTest extends ControllerBaseTest
             [
                 '#system_configuration_form_calendar_configuration_2_value',
                 '#system_configuration_form_calendar_configuration_3_value',
-                '#system_configuration_form_calendar_configuration_3_value',
                 '#system_configuration_form_calendar_configuration_4_value',
                 '#system_configuration_form_calendar_configuration_5_value',
-                '#system_configuration_form_calendar_configuration_5_value',
             ],
             true
         );