diff --git a/core/config/schema/core.data_types.schema.yml b/core/config/schema/core.data_types.schema.yml
index 73db361820f7b8f086d46406a7479569522a5db4..559362f506ac5f0982d6875039e83c7e34feeb3b 100644
--- a/core/config/schema/core.data_types.schema.yml
+++ b/core/config/schema/core.data_types.schema.yml
@@ -605,10 +605,10 @@ field.field_settings.boolean:
   type: mapping
   mapping:
     on_label:
-      type: label
+      type: string
       label: 'On label'
     off_label:
-      type: label
+      type: string
       label: 'Off label'
 
 field.value.boolean:
diff --git a/core/modules/config_translation/src/Tests/ConfigTranslationUiTest.php b/core/modules/config_translation/src/Tests/ConfigTranslationUiTest.php
index d2964745ca3fa1099b7050c822f4ec228ee27dd8..a718808f02e2cbb8b566631f659b339d41eaca96 100644
--- a/core/modules/config_translation/src/Tests/ConfigTranslationUiTest.php
+++ b/core/modules/config_translation/src/Tests/ConfigTranslationUiTest.php
@@ -8,7 +8,6 @@
 namespace Drupal\config_translation\Tests;
 
 use Drupal\Component\Serialization\Json;
-use Drupal\Component\Utility\Html;
 use Drupal\Component\Utility\SafeMarkup;
 use Drupal\Component\Utility\Unicode;
 use Drupal\Core\Language\Language;
@@ -734,42 +733,6 @@ public function testFieldConfigTranslation() {
     $this->assertEscaped($translatable_storage_setting);
   }
 
-  /**
-   * Tests the translation of a boolean field settings.
-   */
-  public function testBooleanFieldConfigTranslation() {
-    // Add a test boolean field.
-    $field_name = strtolower($this->randomMachineName());
-    FieldStorageConfig::create([
-      'field_name' => $field_name,
-      'entity_type' => 'entity_test',
-      'type' => 'boolean',
-    ])->save();
-
-    $bundle = strtolower($this->randomMachineName());
-    entity_test_create_bundle($bundle);
-    $field = FieldConfig::create([
-      'field_name' => $field_name,
-      'entity_type' => 'entity_test',
-      'bundle' => $bundle,
-    ]);
-
-    $on_label = $this->randomString();
-    $field->setSetting('on_label', $on_label);
-    $off_label = $this->randomString();
-    $field->setSetting('off_label', $off_label);
-    $field->save();
-
-    $this->drupalLogin($this->translatorUser);
-
-    $this->drupalGet("/entity_test/structure/$bundle/fields/entity_test.$bundle.$field_name/translate");
-    $this->clickLink('Add');
-
-    $this->assertText(Html::escape($on_label) . ' Boolean settings');
-    $this->assertEscaped($on_label);
-    $this->assertEscaped($off_label);
-  }
-
   /**
    * Test translation storage in locale storage.
    */