diff --git a/core/modules/block_content/src/Tests/BlockContentListTest.php b/core/modules/block_content/src/Tests/BlockContentListTest.php
index b875506..3342fe5 100644
--- a/core/modules/block_content/src/Tests/BlockContentListTest.php
+++ b/core/modules/block_content/src/Tests/BlockContentListTest.php
@@ -28,7 +28,7 @@ class BlockContentListTest extends WebTestBase {
    * Tests the custom block listing page.
    */
   public function testListing() {
-    $this->drupalLogin($this->drupalCreateUser(array('administer_blocks', 'translate configuration')));
+    $this->drupalLogin($this->drupalCreateUser(array('administer_blocks', 'translate_configuration')));
     $this->drupalGet('admin/structure/block/block-content');
 
     // Test for the page title.
diff --git a/core/modules/config_translation/config_translation.module b/core/modules/config_translation/config_translation.module
index 32b3307..e8b06f4 100644
--- a/core/modules/config_translation/config_translation.module
+++ b/core/modules/config_translation/config_translation.module
@@ -158,7 +158,7 @@ function config_translation_entity_operation(EntityInterface $entity) {
   $entity_type = $entity->getEntityType();
   if ($entity_type->isSubclassOf('Drupal\Core\Config\Entity\ConfigEntityInterface') &&
     $entity->hasLinkTemplate('drupal:config-translation-overview') &&
-    \Drupal::currentUser()->hasPermission('translate configuration')) {
+    \Drupal::currentUser()->hasPermission('translate_configuration')) {
     $operations['translate'] = array(
       'title' => t('Translate'),
       'weight' => 50,
diff --git a/core/modules/config_translation/config_translation.permissions.yml b/core/modules/config_translation/config_translation.permissions.yml
index bbba883..7279c68 100644
--- a/core/modules/config_translation/config_translation.permissions.yml
+++ b/core/modules/config_translation/config_translation.permissions.yml
@@ -1,3 +1,3 @@
-translate configuration:
+translate_configuration:
   title: 'Translate user edited configuration'
   description: 'Translate any configuration not shipped with modules and themes.'
diff --git a/core/modules/config_translation/config_translation.routing.yml b/core/modules/config_translation/config_translation.routing.yml
index a7d97fd..e765949 100644
--- a/core/modules/config_translation/config_translation.routing.yml
+++ b/core/modules/config_translation/config_translation.routing.yml
@@ -4,11 +4,11 @@ config_translation.mapper_list:
     _title: 'Configuration translation'
     _content: '\Drupal\config_translation\Controller\ConfigTranslationMapperList::render'
   requirements:
-    _permission: 'translate configuration'
+    _permission: 'translate_configuration'
 
 config_translation.entity_list:
   path: '/admin/config/regional/config-translation/{mapper_id}'
   defaults:
     _content: '\Drupal\config_translation\Controller\ConfigTranslationListController::listing'
   requirements:
-    _permission: 'translate configuration'
+    _permission: 'translate_configuration'
diff --git a/core/modules/config_translation/src/Access/ConfigTranslationOverviewAccess.php b/core/modules/config_translation/src/Access/ConfigTranslationOverviewAccess.php
index 2669778..88d2ec0 100644
--- a/core/modules/config_translation/src/Access/ConfigTranslationOverviewAccess.php
+++ b/core/modules/config_translation/src/Access/ConfigTranslationOverviewAccess.php
@@ -72,7 +72,7 @@ public function access(Route $route, AccountInterface $account) {
     // language is not locked if it is present.
     $source_language_access = is_null($this->sourceLanguage) || !$this->sourceLanguage->isLocked();
     $access =
-      $account->hasPermission('translate configuration') &&
+      $account->hasPermission('translate_configuration') &&
       $mapper->hasSchema() &&
       $mapper->hasTranslatable() &&
       $source_language_access;
diff --git a/core/modules/config_translation/src/Tests/ConfigTranslationListUiTest.php b/core/modules/config_translation/src/Tests/ConfigTranslationListUiTest.php
index 1c302e0..67eb3fd 100644
--- a/core/modules/config_translation/src/Tests/ConfigTranslationListUiTest.php
+++ b/core/modules/config_translation/src/Tests/ConfigTranslationListUiTest.php
@@ -67,7 +67,7 @@ protected function setUp() {
       'administer languages',
       'administer image styles',
       'administer responsive images',
-      'translate configuration',
+      'translate_configuration',
     );
 
     // Create and log in user.
diff --git a/core/modules/config_translation/src/Tests/ConfigTranslationOverviewTest.php b/core/modules/config_translation/src/Tests/ConfigTranslationOverviewTest.php
index 2864317..9c0b95e 100644
--- a/core/modules/config_translation/src/Tests/ConfigTranslationOverviewTest.php
+++ b/core/modules/config_translation/src/Tests/ConfigTranslationOverviewTest.php
@@ -42,7 +42,7 @@ class ConfigTranslationOverviewTest extends WebTestBase {
   protected function setUp() {
     parent::setUp();
     $permissions = array(
-      'translate configuration',
+      'translate_configuration',
       'administer languages',
       'administer site configuration',
       'administer contact forms',
diff --git a/core/modules/config_translation/src/Tests/ConfigTranslationUiTest.php b/core/modules/config_translation/src/Tests/ConfigTranslationUiTest.php
index bb8d359..3ec4d16 100644
--- a/core/modules/config_translation/src/Tests/ConfigTranslationUiTest.php
+++ b/core/modules/config_translation/src/Tests/ConfigTranslationUiTest.php
@@ -60,7 +60,7 @@ class ConfigTranslationUiTest extends WebTestBase {
   protected function setUp() {
     parent::setUp();
     $translator_permissions = array(
-      'translate configuration',
+      'translate_configuration',
     );
     $admin_permissions = array_merge(
       $translator_permissions,
diff --git a/core/modules/config_translation/src/Tests/ConfigTranslationUiThemeTest.php b/core/modules/config_translation/src/Tests/ConfigTranslationUiThemeTest.php
index 7aa8205..7cca5e1 100644
--- a/core/modules/config_translation/src/Tests/ConfigTranslationUiThemeTest.php
+++ b/core/modules/config_translation/src/Tests/ConfigTranslationUiThemeTest.php
@@ -45,7 +45,7 @@ protected function setUp() {
       'administer themes',
       'administer languages',
       'administer site configuration',
-      'translate configuration',
+      'translate_configuration',
     );
     // Create and login user.
     $this->admin_user = $this->drupalCreateUser($admin_permissions);
diff --git a/core/modules/config_translation/src/Tests/ConfigTranslationViewListUiTest.php b/core/modules/config_translation/src/Tests/ConfigTranslationViewListUiTest.php
index 2b67abc..92ea1d2 100644
--- a/core/modules/config_translation/src/Tests/ConfigTranslationViewListUiTest.php
+++ b/core/modules/config_translation/src/Tests/ConfigTranslationViewListUiTest.php
@@ -35,7 +35,7 @@ protected function setUp() {
 
     $permissions = array(
       'administer views',
-      'translate configuration',
+      'translate_configuration',
     );
 
     // Create and log in user.