diff --git a/core/modules/config/src/Tests/ConfigImportAllTest.php b/core/modules/config/src/Tests/ConfigImportAllTest.php
index 1624211..02180e8 100644
--- a/core/modules/config/src/Tests/ConfigImportAllTest.php
+++ b/core/modules/config/src/Tests/ConfigImportAllTest.php
@@ -15,6 +15,8 @@
  */
 class ConfigImportAllTest extends ModuleTestBase {
 
+  use SchemaCheckTestTrait;
+
   /**
    * The profile to install as a basis for testing.
    *
@@ -113,5 +115,14 @@ public function testInstallUninstall() {
       $this->container->get('config.manager')
     );
     $this->assertIdentical($storage_comparer->createChangelist()->getChangelist(), $storage_comparer->getEmptyChangelist());
+
+    $names = $this->container->get('config.storage')->listAll();
+    $factory = $this->container-get('config.factory');
+    /** @var \Drupal\Core\Config\TypedConfigManagerInterface $typed_config */
+    $typed_config = $this->container->get('config.typed');
+    foreach ($names as $name) {
+      $config = $factory->get($name);
+      $this->assertConfigSchema($typed_config, $name, $config->get());
+    }
   }
 }