diff --git a/acp/main_info.php b/acp/main_info.php
index 63db3058..0d302c1b 100644
--- a/acp/main_info.php
+++ b/acp/main_info.php
@@ -23,12 +23,12 @@ public function module()
 			'modes'		=> array(
 				'manage'	=> array(
 					'title'	=> 'ACP_MANAGE_ADS_TITLE',
-					'auth'	=> 'ext_phpbb/ads && acl_a_board',
+					'auth'	=> 'ext_phpbb/ads && acl_a_phpbb_ads_m',
 					'cat'	=> array('ACP_PHPBB_ADS_TITLE')
 				),
 				'settings'	=> array(
 					'title'	=> 'ACP_ADS_SETTINGS_TITLE',
-					'auth'	=> 'ext_phpbb/ads && acl_a_board',
+					'auth'	=> 'ext_phpbb/ads && acl_a_phpbb_ads_s',
 					'cat'	=> array('ACP_PHPBB_ADS_TITLE')
 				),
 			),
diff --git a/event/main_listener.php b/event/main_listener.php
index aab5314b..0ac300e8 100644
--- a/event/main_listener.php
+++ b/event/main_listener.php
@@ -104,6 +104,8 @@ public function __construct(\phpbb\template\template $template, \phpbb\template\
 	public function set_permissions($event)
 	{
 		$event->update_subarray('permissions', 'u_phpbb_ads', ['lang' => 'ACL_U_PHPBB_ADS', 'cat' => 'misc']);
+		$event->update_subarray('permissions', 'a_phpbb_ads_m', ['lang' => 'ACL_A_PHPBB_ADS_M', 'cat' => 'misc']);
+		$event->update_subarray('permissions', 'a_phpbb_ads_s', ['lang' => 'ACL_A_PHPBB_ADS_S', 'cat' => 'misc']);
 	}
 
 	/**
diff --git a/language/en/permissions_ads.php b/language/en/permissions_ads.php
index 4b6c0730..ddf86f27 100644
--- a/language/en/permissions_ads.php
+++ b/language/en/permissions_ads.php
@@ -20,4 +20,6 @@
 
 $lang = array_merge($lang, array(
 	'ACL_U_PHPBB_ADS' => 'Can view own advertisement management statistics',
+	'ACL_A_PHPBB_ADS_M' => 'Can manage phpBB Advertisements',
+	'ACL_A_PHPBB_ADS_S' => 'Can manage phpBB Advertisement settings',
 ));
diff --git a/migrations/v20x/m4_admin_permission.php b/migrations/v20x/m4_admin_permission.php
new file mode 100644
index 00000000..60ae41e0
--- /dev/null
+++ b/migrations/v20x/m4_admin_permission.php
@@ -0,0 +1,92 @@
+<?php
+/**
+ *
+ * Advertisement management. An extension for the phpBB Forum Software package.
+ *
+ * @copyright (c) 2022 phpBB Limited <https://www.phpbb.com>
+ * @license GNU General Public License, version 2 (GPL-2.0)
+ *
+ */
+
+namespace phpbb\ads\migrations\v20x;
+
+/**
+* Migration stage 4: Add Admin Permission
+*/
+class m4_admin_permission extends \phpbb\db\migration\container_aware_migration
+{
+	/**
+	 * {@inheritdoc
+	 */
+	public function effectively_installed()
+	{
+		$sql = 'SELECT * FROM ' . $this->table_prefix . "acl_options
+			WHERE auth_option = 'a_phpbb_ads_m' OR auth_option = 'a_phpbb_ads_s'";
+		$result = $this->db->sql_query_limit($sql, 1);
+		$row = $this->db->sql_fetchrow($result);
+		$this->db->sql_freeresult($result);
+
+		return $row !== false;
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public static function depends_on()
+	{
+		return [
+			'\phpbb\ads\migrations\v10x\m1_initial_schema',
+			'\phpbb\ads\migrations\v10x\m2_acp_module',
+			'\phpbb\ads\migrations\v20x\m3_add_start_date',
+		];
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public function update_data()
+	{
+		return [
+			// Add permission
+			['permission.add', ['a_phpbb_ads_m', true]],
+			['permission.add', ['a_phpbb_ads_s', true]],
+
+			// Set permissions
+			['if', [
+				['permission.role_exists', ['ROLE_ADMIN_FULL']],
+				['permission.permission_set', ['ROLE_ADMIN_FULL', 'a_phpbb_ads_m']],
+			]],
+			['if', [
+				['permission.role_exists', ['ROLE_ADMIN_FULL']],
+				['permission.permission_set', ['ROLE_ADMIN_FULL', 'a_phpbb_ads_s']],
+			]],
+			['if', [
+				['permission.role_exists', ['ROLE_ADMIN_STANDARD']],
+				['permission.permission_set', ['ROLE_ADMIN_STANDARD', 'a_phpbb_ads_m']],
+			]],
+			['if', [
+				['permission.role_exists', ['ROLE_ADMIN_STANDARD']],
+				['permission.permission_set', ['ROLE_ADMIN_STANDARD', 'a_phpbb_ads_s']],
+			]],
+
+			// Update module auth
+			['custom', [[$this, 'update_acp_module_auth']]],
+		];
+	}
+
+	/**
+	 * Update module auth manually, because "module.remove" tool causes problems when deleting extension.
+	 */
+	public function update_acp_module_auth()
+	{
+		$sql = 'UPDATE ' . $this->container->getParameter('tables.modules') . "
+			SET module_auth = 'ext_phpbb/ads && acl_a_phpbb_ads_m'
+			WHERE module_langname = 'ACP_MANAGE_ADS_TITLE'";
+		$this->db->sql_query($sql);
+
+		$sql = 'UPDATE ' . $this->container->getParameter('tables.modules') . "
+			SET module_auth = 'ext_phpbb/ads && acl_a_phpbb_ads_s'
+			WHERE module_langname = 'ACP_ADS_SETTINGS_TITLE'";
+		$this->db->sql_query($sql);
+	}
+}