diff --git a/core/MAINTAINERS.txt b/core/MAINTAINERS.txt
index 9408d57..c0c7175 100644
--- a/core/MAINTAINERS.txt
+++ b/core/MAINTAINERS.txt
@@ -316,10 +316,6 @@ Email module
 Editor module
 - Wim Leers 'Wim Leers' https://www.drupal.org/u/wim-leers
 
-Entity Reference module
-- Amitai Burstein 'Amitaibu' https://www.drupal.org/u/amitaibu
-- Andrei Mateescu 'amateescu' https://www.drupal.org/u/amateescu
-
 Field UI module
 - Yves Chedemois 'yched' https://www.drupal.org/u/yched
 - Kristof De Jaeger 'swentel' https://www.drupal.org/u/swentel
diff --git a/core/composer.json b/core/composer.json
index 26938e3..f0f8a1f 100644
--- a/core/composer.json
+++ b/core/composer.json
@@ -74,7 +74,6 @@
     "drupal/datetime": "self.version",
     "drupal/dblog": "self.version",
     "drupal/editor": "self.version",
-    "drupal/entity_reference": "self.version",
     "drupal/field": "self.version",
     "drupal/field_ui": "self.version",
     "drupal/file": "self.version",
diff --git a/core/modules/aggregator/src/Tests/AggregatorTitleTest.php b/core/modules/aggregator/src/Tests/AggregatorTitleTest.php
index cfa9975..d599d9a 100644
--- a/core/modules/aggregator/src/Tests/AggregatorTitleTest.php
+++ b/core/modules/aggregator/src/Tests/AggregatorTitleTest.php
@@ -24,7 +24,7 @@ class AggregatorTitleTest extends KernelTestBase {
    *
    * @var array
    */
-  public static $modules = array('file', 'field', 'options', 'aggregator', 'entity_reference');
+  public static $modules = ['file', 'field', 'options', 'aggregator'];
 
   /**
    * The field name that is tested.
diff --git a/core/modules/book/src/Tests/Migrate/d6/MigrateBookConfigsTest.php b/core/modules/book/src/Tests/Migrate/d6/MigrateBookConfigsTest.php
index 9ae1030..a4932c5 100644
--- a/core/modules/book/src/Tests/Migrate/d6/MigrateBookConfigsTest.php
+++ b/core/modules/book/src/Tests/Migrate/d6/MigrateBookConfigsTest.php
@@ -24,7 +24,7 @@ class MigrateBookConfigsTest extends MigrateDrupal6TestBase {
    *
    * @var array
    */
-  public static $modules = array('book', 'system', 'node', 'field', 'text', 'entity_reference');
+  public static $modules = ['book', 'system', 'node', 'field', 'text'];
 
   /**
    * {@inheritdoc}
diff --git a/core/modules/book/src/Tests/Migrate/d6/MigrateBookTest.php b/core/modules/book/src/Tests/Migrate/d6/MigrateBookTest.php
index ea7846e..7c4ead6 100644
--- a/core/modules/book/src/Tests/Migrate/d6/MigrateBookTest.php
+++ b/core/modules/book/src/Tests/Migrate/d6/MigrateBookTest.php
@@ -17,7 +17,7 @@
  */
 class MigrateBookTest extends MigrateDrupal6TestBase {
 
-  public static $modules = array('book', 'system', 'node', 'field', 'text', 'entity_reference', 'user');
+  public static $modules = ['book', 'system', 'node', 'field', 'text', 'user'];
 
   /**
    * {@inheritdoc}
diff --git a/core/modules/entity_reference/entity_reference.info.yml b/core/modules/entity_reference/entity_reference.info.yml
new file mode 100644
index 0000000..0ff6b02
--- /dev/null
+++ b/core/modules/entity_reference/entity_reference.info.yml
@@ -0,0 +1,8 @@
+name: 'Entity Reference'
+type: module
+description: 'Provides a field that can reference other entities.'
+package: Field types
+version: VERSION
+core: 8.x
+dependencies:
+  - field
diff --git a/core/modules/node/src/Tests/Migrate/d6/MigrateNodeTestBase.php b/core/modules/node/src/Tests/Migrate/d6/MigrateNodeTestBase.php
index f011a90..24487ef 100644
--- a/core/modules/node/src/Tests/Migrate/d6/MigrateNodeTestBase.php
+++ b/core/modules/node/src/Tests/Migrate/d6/MigrateNodeTestBase.php
@@ -16,7 +16,7 @@
  */
 abstract class MigrateNodeTestBase extends MigrateDrupal6TestBase {
 
-  static $modules = array('node', 'text', 'filter', 'entity_reference');
+  public static $modules = ['node', 'text', 'filter'];
 
   /**
    * {@inheritdoc}
diff --git a/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateTermNodeTestBase.php b/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateTermNodeTestBase.php
index 2b9708d..05959d6 100644
--- a/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateTermNodeTestBase.php
+++ b/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateTermNodeTestBase.php
@@ -21,7 +21,7 @@
   /**
    * {@inheritdoc}
    */
-  static $modules = array('node', 'taxonomy', 'text', 'filter', 'entity_reference');
+  public static $modules = ['node', 'taxonomy', 'text', 'filter'];
 
   /**
    * {@inheritdoc}
diff --git a/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateVocabularyEntityDisplayTest.php b/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateVocabularyEntityDisplayTest.php
index 5c266e6..14760f1 100644
--- a/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateVocabularyEntityDisplayTest.php
+++ b/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateVocabularyEntityDisplayTest.php
@@ -21,7 +21,7 @@ class MigrateVocabularyEntityDisplayTest extends MigrateDrupal6TestBase {
    *
    * @var array
    */
-  static $modules = array('field', 'node', 'taxonomy', 'text', 'entity_reference');
+  public static $modules = ['field', 'node', 'taxonomy', 'text'];
 
   /**
    * {@inheritdoc}
diff --git a/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateVocabularyEntityFormDisplayTest.php b/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateVocabularyEntityFormDisplayTest.php
index 1691438..748c0b0 100644
--- a/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateVocabularyEntityFormDisplayTest.php
+++ b/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateVocabularyEntityFormDisplayTest.php
@@ -21,7 +21,7 @@ class MigrateVocabularyEntityFormDisplayTest extends MigrateDrupal6TestBase {
    *
    * @var array
    */
-  static $modules = array('node', 'taxonomy', 'field', 'text', 'entity_reference');
+  public static $modules = ['node', 'taxonomy', 'field', 'text'];
 
   /**
    * {@inheritdoc}
diff --git a/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateVocabularyFieldInstanceTest.php b/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateVocabularyFieldInstanceTest.php
index 0154063..ee84006 100644
--- a/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateVocabularyFieldInstanceTest.php
+++ b/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateVocabularyFieldInstanceTest.php
@@ -23,7 +23,7 @@ class MigrateVocabularyFieldInstanceTest extends MigrateDrupal6TestBase {
    *
    * @var array
    */
-  static $modules = array('node', 'field', 'taxonomy', 'text', 'entity_reference');
+  public static $modules = ['node', 'field', 'taxonomy', 'text'];
 
   /**
    * {@inheritdoc}
diff --git a/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateVocabularyFieldTest.php b/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateVocabularyFieldTest.php
index 9859d59..90c88f0 100644
--- a/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateVocabularyFieldTest.php
+++ b/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateVocabularyFieldTest.php
@@ -22,7 +22,7 @@ class MigrateVocabularyFieldTest extends MigrateDrupal6TestBase {
    *
    * @var array
    */
-  static $modules = array('node', 'taxonomy', 'field', 'text', 'entity_reference');
+  static $modules = ['node', 'taxonomy', 'field', 'text'];
 
   /**
    * {@inheritdoc}
diff --git a/core/modules/taxonomy/src/Tests/Views/TaxonomyIndexTidUiTest.php b/core/modules/taxonomy/src/Tests/Views/TaxonomyIndexTidUiTest.php
index 9d75f98..394e0f5 100644
--- a/core/modules/taxonomy/src/Tests/Views/TaxonomyIndexTidUiTest.php
+++ b/core/modules/taxonomy/src/Tests/Views/TaxonomyIndexTidUiTest.php
@@ -36,7 +36,7 @@ class TaxonomyIndexTidUiTest extends UITestBase {
    *
    * @var array
    */
-  public static $modules = array('node', 'taxonomy', 'taxonomy_test_views', 'entity_reference');
+  public static $modules = ['node', 'taxonomy', 'taxonomy_test_views'];
 
   /**
    * A nested array of \Drupal\taxonomy\TermInterface objects.