diff --git a/tests/lib/preview/movie.php b/tests/lib/preview/movie.php
index c6b0c0f732..0ad8c13fc6 100644
--- a/tests/lib/preview/movie.php
+++ b/tests/lib/preview/movie.php
@@ -21,6 +21,13 @@
 
 namespace Test\Preview;
 
+/**
+ * Class Movie
+ *
+ * @group DB
+ *
+ * @package Test\Preview
+ */
 class Movie extends Provider {
 
 	public function setUp() {
diff --git a/tests/lib/preview/office.php b/tests/lib/preview/office.php
index 22eeb0aed3..83eb5e2cec 100644
--- a/tests/lib/preview/office.php
+++ b/tests/lib/preview/office.php
@@ -21,6 +21,13 @@
 
 namespace Test\Preview;
 
+/**
+ * Class Office
+ *
+ * @group DB
+ *
+ * @package Test\Preview
+ */
 class Office extends Provider {
 
 	public function setUp() {