diff --git a/apps/oauth2/tests/Db/AccessTokenMapperTest.php b/apps/oauth2/tests/Db/AccessTokenMapperTest.php
index 58b36b1c240..7a7c5fd7b39 100644
--- a/apps/oauth2/tests/Db/AccessTokenMapperTest.php
+++ b/apps/oauth2/tests/Db/AccessTokenMapperTest.php
@@ -49,6 +49,7 @@ class AccessTokenMapperTest extends TestCase {
 
 		$result = $this->accessTokenMapper->getByCode('MyAwesomeToken');
 		$this->assertEquals($token, $result);
+		$this->accessTokenMapper->delete($token);
 	}
 
 	/**