diff --git a/tests/functional/extension_template_event_order_test.php b/tests/functional/extension_template_event_order_test.php
new file mode 100644
index 0000000000..c931c95bc1
--- /dev/null
+++ b/tests/functional/extension_template_event_order_test.php
@@ -0,0 +1,86 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+/**
+* @group functional
+*/
+class phpbb_functional_extension_template_event_order_test extends phpbb_functional_test_case
+{
+	protected $phpbb_extension_manager;
+
+	static private $helper;
+
+	static protected $fixtures = [
+		'./',
+	];
+
+	static public function setUpBeforeClass(): void
+	{
+		parent::setUpBeforeClass();
+
+		self::$helper = new phpbb_test_case_helpers(__CLASS__);
+		self::$helper->copy_ext_fixtures(__DIR__ . '/fixtures/ext/', self::$fixtures);
+	}
+
+	static public function tearDownAfterClass(): void
+	{
+		parent::tearDownAfterClass();
+
+		self::$helper->restore_original_ext_dir();
+	}
+
+	protected function setUp(): void
+	{
+		parent::setUp();
+
+		$this->phpbb_extension_manager = $this->get_extension_manager();
+
+		$this->purge_cache();
+	}
+
+	/**
+	* Check a controller for extension foo/bar.
+	*/
+	public function test_template_event_order()
+	{
+		global $phpbb_root_path;
+
+		$this->phpbb_extension_manager->enable('foo/bar');
+		$this->phpbb_extension_manager->enable('foo/foo');
+		$crawler = self::request('GET', 'index.php');
+		$quick_links_menu = $crawler->filter('ul[role="menu"]')->eq(0);
+		$quick_links_menu_nodes_count = (int) $quick_links_menu->filter('li')->count();
+		// Ensure foo/foo template event goes before foo/bar one
+		$this->assertStringContainsString('FOO_FOO_QUICK_LINK', $quick_links_menu->filter('li')->eq($quick_links_menu_nodes_count - 2)->filter('span')->text());
+		$this->assertStringContainsString('FOO_BAR_QUICK_LINK', $quick_links_menu->filter('li')->eq($quick_links_menu_nodes_count - 1)->filter('span')->text());
+
+		// Change template events order to default, put foo/bar event before foo/foo one
+		$this->phpbb_extension_manager->disable('foo/bar');
+		$this->phpbb_extension_manager->disable('foo/foo');
+		$this->assertTrue(copy(__DIR__ . '/fixtures/ext/foo/bar/event/template_event_order_higher.php', $phpbb_root_path . 'ext/foo/bar/event/template_event_order.php'));
+		$this->assertTrue(copy(__DIR__ . '/fixtures/ext/foo/foo/event/template_event_order_lower.php', $phpbb_root_path . 'ext/foo/foo/event/template_event_order.php'));
+		$this->phpbb_extension_manager->enable('foo/bar');
+		$this->phpbb_extension_manager->enable('foo/foo');
+		$this->purge_cache();
+		sleep(3);
+		$crawler = self::request('GET', 'index.php');
+		$quick_links_menu = $crawler->filter('ul[role="menu"]')->eq(0);
+		$quick_links_menu_nodes_count = (int) $quick_links_menu->filter('li')->count();
+		// Ensure foo/foo template event goes before foo/bar one
+		$this->assertStringContainsString('FOO_BAR_QUICK_LINK', $quick_links_menu->filter('li')->eq($quick_links_menu_nodes_count - 2)->filter('span')->text());
+		$this->assertStringContainsString('FOO_FOO_QUICK_LINK', $quick_links_menu->filter('li')->eq($quick_links_menu_nodes_count - 1)->filter('span')->text());
+
+		$this->phpbb_extension_manager->purge('foo/bar');
+		$this->phpbb_extension_manager->purge('foo/foo');
+	}
+}
diff --git a/tests/functional/fixtures/ext/foo/bar/config/services.yml b/tests/functional/fixtures/ext/foo/bar/config/services.yml
index 495c775a1f..cac5f9cd76 100644
--- a/tests/functional/fixtures/ext/foo/bar/config/services.yml
+++ b/tests/functional/fixtures/ext/foo/bar/config/services.yml
@@ -14,7 +14,13 @@ services:
         class: foo\bar\event\permission
         tags:
             - { name: event.listener }
+
     foo_bar.listener.user_setup:
         class: foo\bar\event\user_setup
         tags:
             - { name: event.listener }
+
+    foo_bar.listener.template_event_order:
+        class: foo\bar\event\template_event_order
+        tags:
+            - { name: event.listener }
diff --git a/tests/functional/fixtures/ext/foo/bar/event/template_event_order.php b/tests/functional/fixtures/ext/foo/bar/event/template_event_order.php
new file mode 100644
index 0000000000..9cb6a9c71b
--- /dev/null
+++ b/tests/functional/fixtures/ext/foo/bar/event/template_event_order.php
@@ -0,0 +1,38 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace foo\bar\event;
+
+/**
+* Event listener
+*/
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+
+class template_event_order implements EventSubscriberInterface
+{
+	static public function getSubscribedEvents()
+	{
+		return array(
+			'core.twig_tokenparser_constructor'	=> 'set_template_event_priority',
+		);
+	}
+
+	public function set_template_event_priority($event)
+	{
+		$template_event_priority_array = $event['template_event_priority_array'];
+		$template_event_priority_array['foo_bar'] = [
+			'event/navbar_header_quick_links_after' => -1,
+		];
+		$event['template_event_priority_array'] = $template_event_priority_array;
+	}
+}
diff --git a/tests/functional/fixtures/ext/foo/bar/event/template_event_order_higher.php b/tests/functional/fixtures/ext/foo/bar/event/template_event_order_higher.php
new file mode 100644
index 0000000000..43d5c05be3
--- /dev/null
+++ b/tests/functional/fixtures/ext/foo/bar/event/template_event_order_higher.php
@@ -0,0 +1,38 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace foo\bar\event;
+
+/**
+* Event listener
+*/
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+
+class template_event_order implements EventSubscriberInterface
+{
+	static public function getSubscribedEvents()
+	{
+		return array(
+			'core.twig_tokenparser_constructor'	=> 'set_template_event_priority',
+		);
+	}
+
+	public function set_template_event_priority($event)
+	{
+		$template_event_priority_array = $event['template_event_priority_array'];
+		$template_event_priority_array['foo_bar'] = [
+			'event/navbar_header_quick_links_after' => 1,
+		];
+		$event['template_event_priority_array'] = $template_event_priority_array;
+	}
+}
diff --git a/tests/functional/fixtures/ext/foo/bar/styles/prosilver/template/event/navbar_header_quick_links_after.html b/tests/functional/fixtures/ext/foo/bar/styles/prosilver/template/event/navbar_header_quick_links_after.html
new file mode 100644
index 0000000000..40be5d2b38
--- /dev/null
+++ b/tests/functional/fixtures/ext/foo/bar/styles/prosilver/template/event/navbar_header_quick_links_after.html
@@ -0,0 +1 @@
+<li><span>{{ lang('FOO_BAR_QUICK_LINK') }}</span></li>
\ No newline at end of file
diff --git a/tests/functional/fixtures/ext/foo/foo/config/services.yml b/tests/functional/fixtures/ext/foo/foo/config/services.yml
index b3c7719715..fc10b65e56 100644
--- a/tests/functional/fixtures/ext/foo/foo/config/services.yml
+++ b/tests/functional/fixtures/ext/foo/foo/config/services.yml
@@ -1,3 +1,8 @@
 services:
     foo_foo.controller:
         class: foo\foo\controller\controller
+
+    foo_foo.listener.template_event_order:
+        class: foo\foo\event\template_event_order
+        tags:
+            - { name: event.listener }
diff --git a/tests/functional/fixtures/ext/foo/foo/event/template_event_order.php b/tests/functional/fixtures/ext/foo/foo/event/template_event_order.php
new file mode 100644
index 0000000000..cba0340e16
--- /dev/null
+++ b/tests/functional/fixtures/ext/foo/foo/event/template_event_order.php
@@ -0,0 +1,38 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace foo\foo\event;
+
+/**
+* Event listener
+*/
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+
+class template_event_order implements EventSubscriberInterface
+{
+	static public function getSubscribedEvents()
+	{
+		return array(
+			'core.twig_tokenparser_constructor'	=> 'set_template_event_priority',
+		);
+	}
+
+	public function set_template_event_priority($event)
+	{
+		$template_event_priority_array = $event['template_event_priority_array'];
+		$template_event_priority_array['foo_bar'] = [
+			'event/navbar_header_quick_links_after' => 1,
+		];
+		$event['template_event_priority_array'] = $template_event_priority_array;
+	}
+}
diff --git a/tests/functional/fixtures/ext/foo/foo/event/template_event_order_lower.php b/tests/functional/fixtures/ext/foo/foo/event/template_event_order_lower.php
new file mode 100644
index 0000000000..6cb1566417
--- /dev/null
+++ b/tests/functional/fixtures/ext/foo/foo/event/template_event_order_lower.php
@@ -0,0 +1,38 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace foo\foo\event;
+
+/**
+* Event listener
+*/
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+
+class template_event_order implements EventSubscriberInterface
+{
+	static public function getSubscribedEvents()
+	{
+		return array(
+			'core.twig_tokenparser_constructor'	=> 'set_template_event_priority',
+		);
+	}
+
+	public function set_template_event_priority($event)
+	{
+		$template_event_priority_array = $event['template_event_priority_array'];
+		$template_event_priority_array['foo_bar'] = [
+			'event/navbar_header_quick_links_after' => -1,
+		];
+		$event['template_event_priority_array'] = $template_event_priority_array;
+	}
+}
diff --git a/tests/functional/fixtures/ext/foo/foo/styles/prosilver/template/event/navbar_header_quick_links_after.html b/tests/functional/fixtures/ext/foo/foo/styles/prosilver/template/event/navbar_header_quick_links_after.html
new file mode 100644
index 0000000000..932c93caff
--- /dev/null
+++ b/tests/functional/fixtures/ext/foo/foo/styles/prosilver/template/event/navbar_header_quick_links_after.html
@@ -0,0 +1 @@
+<li><span>{{ lang('FOO_FOO_QUICK_LINK') }}</span></li>
\ No newline at end of file