diff --git a/phpBB/includes/notification/type/approve_post.php b/phpBB/includes/notification/type/approve_post.php
index 9275ec2f6d..dbd2e4417f 100644
--- a/phpBB/includes/notification/type/approve_post.php
+++ b/phpBB/includes/notification/type/approve_post.php
@@ -57,6 +57,14 @@ class phpbb_notification_type_approve_post extends phpbb_notification_type_post
 		return 'approve_post';
 	}
 
+	/**
+	* Is available
+	*/
+	public function is_available()
+	{
+		return !$this->auth->acl_get('m_approve');
+	}
+
 	/**
 	* Find the users who want to receive notifications
 	*
diff --git a/phpBB/includes/notification/type/approve_topic.php b/phpBB/includes/notification/type/approve_topic.php
index 325ccd0eab..3608bfba85 100644
--- a/phpBB/includes/notification/type/approve_topic.php
+++ b/phpBB/includes/notification/type/approve_topic.php
@@ -57,6 +57,14 @@ class phpbb_notification_type_approve_topic extends phpbb_notification_type_topi
 		return 'approve_topic';
 	}
 
+	/**
+	* Is available
+	*/
+	public function is_available()
+	{
+		return !$this->auth->acl_get('m_approve');
+	}
+
 	/**
 	* Find the users who want to receive notifications
 	*