diff --git a/core/modules/content_moderation/src/EventSubscriber/ConfigImportSubscriber.php b/core/modules/content_moderation/src/EventSubscriber/ConfigImportSubscriber.php
index a0598fa..930167f 100644
--- a/core/modules/content_moderation/src/EventSubscriber/ConfigImportSubscriber.php
+++ b/core/modules/content_moderation/src/EventSubscriber/ConfigImportSubscriber.php
@@ -81,15 +81,18 @@ public function onConfigImporterValidate(ConfigImporterEvent $event) {
    * @param string $config_name
    *   The configuration object name.
    *
-   * @return \Drupal\Core\Entity\EntityInterface|null
-   *   An entity object. NULL if no matching entity is found.
+   * @return \Drupal\workflows\WorkflowInterface|null
+   *   A workflow entity object. NULL if no matching entity is found.
    */
   protected function getWorkflow($config_name) {
     $entity_type_id = $this->configManager->getEntityTypeIdByName($config_name);
+    if ($entity_type_id !== 'workflow') {
+      return;
+    }
+
     /** @var \Drupal\Core\Config\Entity\ConfigEntityTypeInterface $entity_type */
     $entity_type = $this->entityTypeManager->getDefinition($entity_type_id);
     $entity_id = ConfigEntityStorage::getIDFromConfigName($config_name, $entity_type->getConfigPrefix());
-    /** @var \Drupal\workflows\WorkflowInterface $workflow */
     return $this->entityTypeManager->getStorage($entity_type_id)->load($entity_id);
   }
 
diff --git a/core/modules/content_moderation/tests/src/Kernel/ContentModerationWorkflowConfigTest.php b/core/modules/content_moderation/tests/src/Kernel/ContentModerationWorkflowConfigTest.php
index 7e2d972..931056e 100644
--- a/core/modules/content_moderation/tests/src/Kernel/ContentModerationWorkflowConfigTest.php
+++ b/core/modules/content_moderation/tests/src/Kernel/ContentModerationWorkflowConfigTest.php
@@ -79,9 +79,22 @@ protected function setUp() {
    * Test deleting a state via config import.
    */
   public function testDeletingStateViaConfiguration() {
+    $config_sync = \Drupal::service('config.storage.sync');
+
+    // Alter the workflow data.
     $config_data = $this->config('workflows.workflow.editorial')->get();
     unset($config_data['type_settings']['states']['test1']);
-    \Drupal::service('config.storage.sync')->write('workflows.workflow.editorial', $config_data);
+    $config_sync->write('workflows.workflow.editorial', $config_data);
+
+    // Alter the data of another entity type.
+    $config_data = $this->config('node.type.example')->get();
+    $config_data['description'] = 'A new description';
+    $config_sync->write('node.type.example', $config_data);
+
+    // Alter the values of simple config.
+    $config_data = $this->config('core.extension')->get();
+    $config_data['module']['node'] = 1;
+    $config_sync->write('core.extension', $config_data);
 
     // There are no Nodes with the moderation state test1, so this should run
     // with no errors.