diff --git a/core/modules/content_translation/src/Tests/ContentTranslationStandardFieldsTest.php b/core/modules/content_translation/src/Tests/ContentTranslationStandardFieldsTest.php
index 13a1611..12e8f21 100644
--- a/core/modules/content_translation/src/Tests/ContentTranslationStandardFieldsTest.php
+++ b/core/modules/content_translation/src/Tests/ContentTranslationStandardFieldsTest.php
@@ -77,4 +77,12 @@ public function testFieldTranslatableArticle() {
     $this->assertFieldByXPath("//input[@id='edit-settings-user-user-fields-user-picture' and @checked='checked']");
   }
 
+  /**
+   * Test that revision_log is not translatable.
+   */
+  public function testRevisionLogNotTranslatable() {
+    $path = 'admin/config/regional/content-language';
+    $this->drupalGet($path);
+    $this->assertNoFieldByXPath("//input[@id='edit-settings-node-article-fields-revision-log']");
+  }
 }
diff --git a/core/modules/node/src/Entity/Node.php b/core/modules/node/src/Entity/Node.php
index 6dd1229..dcd0d26 100644
--- a/core/modules/node/src/Entity/Node.php
+++ b/core/modules/node/src/Entity/Node.php
@@ -485,7 +485,6 @@ public static function baseFieldDefinitions(EntityTypeInterface $entity_type) {
       ->setLabel(t('Revision log message'))
       ->setDescription(t('Briefly describe the changes you have made.'))
       ->setRevisionable(TRUE)
-      ->setTranslatable(TRUE)
       ->setDisplayOptions('form', array(
         'type' => 'string_textarea',
         'weight' => 25,
diff --git a/core/modules/quickedit/src/Tests/QuickEditLoadingTest.php b/core/modules/quickedit/src/Tests/QuickEditLoadingTest.php
index 1747b19..d9a714f 100644
--- a/core/modules/quickedit/src/Tests/QuickEditLoadingTest.php
+++ b/core/modules/quickedit/src/Tests/QuickEditLoadingTest.php
@@ -502,8 +502,11 @@ public function testConcurrentEdit() {
         'op' => t('Save'),
       );
 
-      // Save the node on the regular node edit form.
-      $this->drupalPostForm('node/1/edit', array(), t('Save'));
+      // Save the node on the regular node edit form. Saving the node without
+      // any changes will not update the changed timestamp, as the ChangedItem
+      // now has a logic to check if the entity changed and only then update its
+      // value. Thus we have to force update the node entity.
+      $this->drupalPostForm('node/1/edit', array('changed' => time()), t('Save'));
       // Ensure different save timestamps for field editing.
       sleep(2);