diff --git a/dev/tests/integration/testsuite/Magento/Backend/Controller/Adminhtml/AuthTest.php b/dev/tests/integration/testsuite/Magento/Backend/Controller/Adminhtml/AuthTest.php
index ae50024a615e9..a8d58741cc662 100644
--- a/dev/tests/integration/testsuite/Magento/Backend/Controller/Adminhtml/AuthTest.php
+++ b/dev/tests/integration/testsuite/Magento/Backend/Controller/Adminhtml/AuthTest.php
@@ -10,6 +10,7 @@
 /**
  * Test class for \Magento\Backend\Controller\Adminhtml\Auth
  * @magentoAppArea adminhtml
+ * @magentoDbIsolation enabled
  */
 class AuthTest extends \Magento\TestFramework\TestCase\AbstractController
 {
diff --git a/dev/tests/integration/testsuite/Magento/Backend/Controller/Adminhtml/IndexTest.php b/dev/tests/integration/testsuite/Magento/Backend/Controller/Adminhtml/IndexTest.php
index d51477a355cf2..0493165e57b06 100644
--- a/dev/tests/integration/testsuite/Magento/Backend/Controller/Adminhtml/IndexTest.php
+++ b/dev/tests/integration/testsuite/Magento/Backend/Controller/Adminhtml/IndexTest.php
@@ -7,6 +7,7 @@
 
 /**
  * @magentoAppArea adminhtml
+ * @magentoDbIsolation enabled
  */
 class IndexTest extends \Magento\TestFramework\TestCase\AbstractBackendController
 {
@@ -30,7 +31,7 @@ public function testNotLoggedIndexAction()
     /**
      * Check logged state
      * @covers \Magento\Backend\Controller\Adminhtml\Index\Index::execute
-     * @magentoDbIsolation enabled
+     *
      */
     public function testLoggedIndexAction()
     {
diff --git a/dev/tests/integration/testsuite/Magento/Backend/Helper/DataTest.php b/dev/tests/integration/testsuite/Magento/Backend/Helper/DataTest.php
index eeb5ae06c6339..33da055f52993 100644
--- a/dev/tests/integration/testsuite/Magento/Backend/Helper/DataTest.php
+++ b/dev/tests/integration/testsuite/Magento/Backend/Helper/DataTest.php
@@ -8,6 +8,7 @@
 /**
  * @magentoAppArea adminhtml
  * @magentoAppIsolation enabled
+ * @magentoDbIsolation enabled
  */
 class DataTest extends \PHPUnit_Framework_TestCase
 {
diff --git a/dev/tests/integration/testsuite/Magento/Backend/Model/AuthTest.php b/dev/tests/integration/testsuite/Magento/Backend/Model/AuthTest.php
index b8d78918bb5e7..df6860390d9b9 100644
--- a/dev/tests/integration/testsuite/Magento/Backend/Model/AuthTest.php
+++ b/dev/tests/integration/testsuite/Magento/Backend/Model/AuthTest.php
@@ -12,6 +12,7 @@
  *
  * @magentoAppArea adminhtml
  * @magentoAppIsolation enabled
+ * @magentoDbIsolation enabled
  */
 class AuthTest extends \PHPUnit_Framework_TestCase
 {