diff --git a/core/modules/content_translation/tests/modules/a_content_translation_test/a_content_translation_test.info.yml b/core/modules/content_translation/tests/modules/a_content_translation_test/a_content_translation_test.info.yml
deleted file mode 100644
index f2df57c31c..0000000000
--- a/core/modules/content_translation/tests/modules/a_content_translation_test/a_content_translation_test.info.yml
+++ /dev/null
@@ -1,10 +0,0 @@
-name: 'A content translation test module'
-type: module
-description: 'Helper module to test hook invocation order.'
-package: Testing
-version: VERSION
-core: 8.x
-dependencies:
-  - content_translation
-  - entity_test
-
diff --git a/core/modules/content_translation/tests/modules/a_content_translation_test/a_content_translation_test.module b/core/modules/content_translation/tests/modules/a_content_translation_test/a_content_translation_test.module
deleted file mode 100644
index b89e16037a..0000000000
--- a/core/modules/content_translation/tests/modules/a_content_translation_test/a_content_translation_test.module
+++ /dev/null
@@ -1,13 +0,0 @@
-<?php
-
-/**
- * @file
- * Helper module for the Content Translation tests.
- */
-
-/**
- * Implements hook_entity_bundle_info_alter().
- */
-function a_content_translation_test_entity_bundle_info_alter(&$bundles) {
-  \Drupal::state()->set('a_content_translation_test.translatable', !empty($bundles['entity_test_mul']['entity_test_mul']['translatable']));
-}
diff --git a/core/modules/content_translation/tests/modules/content_translation_test/content_translation_test.module b/core/modules/content_translation/tests/modules/content_translation_test/content_translation_test.module
index e2318079c9..1275a278bc 100644
--- a/core/modules/content_translation/tests/modules/content_translation_test/content_translation_test.module
+++ b/core/modules/content_translation/tests/modules/content_translation_test/content_translation_test.module
@@ -7,6 +7,15 @@
 
 use Drupal\Core\Form\FormStateInterface;
 
+/**
+ * Implements hook_entity_bundle_info_alter().
+ */
+function content_translation_test_entity_bundle_info_alter(&$bundles) {
+  // Store the initial status of the "translatable" property for the
+  // "entity_test_mul" bundle.
+  \Drupal::state()->set('content_translation_test.translatable', !empty($bundles['entity_test_mul']['entity_test_mul']['translatable']));
+}
+
 /**
  * Implements hook_form_BASE_FORM_ID_alter().
  *
diff --git a/core/modules/content_translation/tests/src/Kernel/ContentTranslationEntityBundleInfoTest.php b/core/modules/content_translation/tests/src/Kernel/ContentTranslationEntityBundleInfoTest.php
index 1fa3a91c8b..810c58f259 100644
--- a/core/modules/content_translation/tests/src/Kernel/ContentTranslationEntityBundleInfoTest.php
+++ b/core/modules/content_translation/tests/src/Kernel/ContentTranslationEntityBundleInfoTest.php
@@ -13,8 +13,11 @@ class ContentTranslationEntityBundleInfoTest extends KernelTestBase {
 
   /**
    * {@inheritdoc}
+   *
+   * The order of the modules is important here, it determines the order of
+   * invocation of hook implementations.
    */
-  public static $modules = ['user', 'language', 'a_content_translation_test', 'content_translation', 'entity_test'];
+  public static $modules = ['user', 'language', 'content_translation_test', 'content_translation', 'entity_test'];
 
   /**
    * The content translation manager.
@@ -55,7 +58,7 @@ public function testHookInvocationOrder() {
     // "translatable" bundle info property.
     /** @var \Drupal\Core\State\StateInterface $state */
     $state = $this->container->get('state');
-    $this->assertTrue($state->get('a_content_translation_test.translatable'));
+    $this->assertTrue($state->get('content_translation_test.translatable'));
   }
 
 }