9 files changed, 9 insertions, 9 deletions
diff --git a/tests/notification/base.php b/tests/notification/base.php
index 80b9a0d777..f7faf50d68 100644
--- a/tests/notification/base.php
+++ b/tests/notification/base.php
@@ -50,7 +50,7 @@ abstract class phpbb_tests_notification_base extends phpbb_database_test_case
 		);
 	}
 
-	protected function setUp()
+	protected function setUp(): void
 	{
 		parent::setUp();
 
diff --git a/tests/notification/convert_test.php b/tests/notification/convert_test.php
index 4a7fd89409..d4a33ff537 100644
--- a/tests/notification/convert_test.php
+++ b/tests/notification/convert_test.php
@@ -21,7 +21,7 @@ class phpbb_notification_convert_test extends phpbb_database_test_case
 		return $this->createXMLDataSet(dirname(__FILE__) . '/fixtures/convert.xml');
 	}
 
-	protected function setUp()
+	protected function setUp(): void
 	{
 		parent::setUp();
 
diff --git a/tests/notification/submit_post_base.php b/tests/notification/submit_post_base.php
index baa90f29b1..466d3ec07f 100644
--- a/tests/notification/submit_post_base.php
+++ b/tests/notification/submit_post_base.php
@@ -47,7 +47,7 @@ abstract class phpbb_notification_submit_post_base extends phpbb_database_test_c
 		return $this->createXMLDataSet(dirname(__FILE__) . '/fixtures/submit_post_' . $this->item_type . '.xml');
 	}
 
-	public function setUp()
+	public function setUp(): void
 	{
 		parent::setUp();
 
diff --git a/tests/notification/submit_post_type_bookmark_test.php b/tests/notification/submit_post_type_bookmark_test.php
index 7c3b9f938f..9af247b3c3 100644
--- a/tests/notification/submit_post_type_bookmark_test.php
+++ b/tests/notification/submit_post_type_bookmark_test.php
@@ -17,7 +17,7 @@ class phpbb_notification_submit_post_type_bookmark_test extends phpbb_notificati
 {
 	protected $item_type = 'notification.type.bookmark';
 
-	public function setUp()
+	public function setUp(): void
 	{
 		parent::setUp();
 
diff --git a/tests/notification/submit_post_type_post_in_queue_test.php b/tests/notification/submit_post_type_post_in_queue_test.php
index 1390e92d96..bced0ea48c 100644
--- a/tests/notification/submit_post_type_post_in_queue_test.php
+++ b/tests/notification/submit_post_type_post_in_queue_test.php
@@ -17,7 +17,7 @@ class phpbb_notification_submit_post_type_post_in_queue_test extends phpbb_notif
 {
 	protected $item_type = 'notification.type.post_in_queue';
 
-	public function setUp()
+	public function setUp(): void
 	{
 		parent::setUp();
 
diff --git a/tests/notification/submit_post_type_post_test.php b/tests/notification/submit_post_type_post_test.php
index 037c326bc0..5580d0924e 100644
--- a/tests/notification/submit_post_type_post_test.php
+++ b/tests/notification/submit_post_type_post_test.php
@@ -17,7 +17,7 @@ class phpbb_notification_submit_post_type_post_test extends phpbb_notification_s
 {
 	protected $item_type = 'notification.type.post';
 
-	public function setUp()
+	public function setUp(): void
 	{
 		parent::setUp();
 
diff --git a/tests/notification/submit_post_type_quote_test.php b/tests/notification/submit_post_type_quote_test.php
index 3fab8c05ba..655f12661b 100644
--- a/tests/notification/submit_post_type_quote_test.php
+++ b/tests/notification/submit_post_type_quote_test.php
@@ -17,7 +17,7 @@ class phpbb_notification_submit_post_type_quote_test extends phpbb_notification_
 {
 	protected $item_type = 'notification.type.quote';
 
-	public function setUp()
+	public function setUp(): void
 	{
 		parent::setUp();
 
diff --git a/tests/notification/submit_post_type_topic_test.php b/tests/notification/submit_post_type_topic_test.php
index a51f0780b1..070b2fa21e 100644
--- a/tests/notification/submit_post_type_topic_test.php
+++ b/tests/notification/submit_post_type_topic_test.php
@@ -17,7 +17,7 @@ class phpbb_notification_submit_post_type_topic_test extends phpbb_notification_
 {
 	protected $item_type = 'notification.type.topic';
 
-	public function setUp()
+	public function setUp(): void
 	{
 		parent::setUp();
 
diff --git a/tests/notification/user_list_trim_test.php b/tests/notification/user_list_trim_test.php
index 0de6294491..bf3058c342 100644
--- a/tests/notification/user_list_trim_test.php
+++ b/tests/notification/user_list_trim_test.php
@@ -20,7 +20,7 @@ class phpbb_notification_user_list_trim_test extends phpbb_database_test_case
 		return $this->createXMLDataSet(dirname(__FILE__) . '/fixtures/user_list_trim.xml');
 	}
 
-	public function setUp()
+	public function setUp(): void
 	{
 		global $phpbb_root_path, $phpEx, $phpbb_dispatcher, $user, $cache, $auth;