diff --git a/tests/Integration/Db/LocalAttachmentMapperTest.php b/tests/Integration/Db/LocalAttachmentMapperTest.php
index 0525a3e13b..3f93240ec7 100644
--- a/tests/Integration/Db/LocalAttachmentMapperTest.php
+++ b/tests/Integration/Db/LocalAttachmentMapperTest.php
@@ -25,6 +25,7 @@
 
 namespace OCA\Mail\Tests\Integration\Db;
 
+use ChristophWurst\Nextcloud\Testing\DatabaseTransaction;
 use ChristophWurst\Nextcloud\Testing\TestCase;
 use OCA\Mail\Db\LocalAttachment;
 use OCA\Mail\Db\LocalAttachmentMapper;
@@ -38,6 +39,8 @@
 use PHPUnit\Framework\MockObject\MockObject;
 
 class LocalAttachmentMapperTest extends TestCase {
+	use DatabaseTransaction;
+
 	/** @var IDBConnection */
 	private $db;
 
diff --git a/tests/Integration/Db/LocalMessageMapperTest.php b/tests/Integration/Db/LocalMessageMapperTest.php
index e5505236b0..2865f00d4d 100644
--- a/tests/Integration/Db/LocalMessageMapperTest.php
+++ b/tests/Integration/Db/LocalMessageMapperTest.php
@@ -25,6 +25,7 @@
 
 namespace OCA\Mail\Tests\Integration\Db;
 
+use ChristophWurst\Nextcloud\Testing\DatabaseTransaction;
 use ChristophWurst\Nextcloud\Testing\TestCase;
 use OCA\Mail\Db\LocalAttachmentMapper;
 use OCA\Mail\Db\LocalMessage;
@@ -39,6 +40,7 @@
 use PHPUnit\Framework\MockObject\MockObject;
 
 class LocalMessageMapperTest extends TestCase {
+	use DatabaseTransaction;
 	use ImapTestAccount;
 
 	/** @var IDBConnection */
diff --git a/tests/Integration/Db/RecipientMapperTest.php b/tests/Integration/Db/RecipientMapperTest.php
index 8085f8b979..c3d41dea59 100644
--- a/tests/Integration/Db/RecipientMapperTest.php
+++ b/tests/Integration/Db/RecipientMapperTest.php
@@ -25,6 +25,7 @@
 
 namespace OCA\Mail\Tests\Integration\Db;
 
+use ChristophWurst\Nextcloud\Testing\DatabaseTransaction;
 use ChristophWurst\Nextcloud\Testing\TestCase;
 use OCA\Mail\Db\LocalAttachmentMapper;
 use OCA\Mail\Db\LocalMessage;
@@ -38,6 +39,7 @@
 use PHPUnit\Framework\MockObject\MockObject;
 
 class RecipientMapperTest extends TestCase {
+	use DatabaseTransaction;
 	use ImapTestAccount;
 
 	/** @var IDBConnection */