diff -u b/sources/tmgmt_config/src/Plugin/tmgmt/Source/ConfigSource.php b/sources/tmgmt_config/src/Plugin/tmgmt/Source/ConfigSource.php
--- b/sources/tmgmt_config/src/Plugin/tmgmt/Source/ConfigSource.php
+++ b/sources/tmgmt_config/src/Plugin/tmgmt/Source/ConfigSource.php
@@ -223,8 +223,7 @@
 
       // Set configuration values based on form submission and source values.
       $base_config = $this->configFactoryManager->getEditable($name);
-      $config_translation = $this->languageManager->getLanguageConfigOverride($job_item->getJob()
-        ->getTargetLangcode(), $name);
+      $config_translation = $this->languageManager->getLanguageConfigOverride($job_item->getJob()->getTargetLangcode(), $name);
 
       $element = ConfigTranslationFormBase::createFormElement($schema);