1 files changed, 5 insertions, 0 deletions
diff --git a/phpBB/common.php b/phpBB/common.php
index a528ccd395..c10f209fe2 100644
--- a/phpBB/common.php
+++ b/phpBB/common.php
@@ -117,6 +117,11 @@ define('NOTIFY_EMAIL', 0);
 define('NOTIFY_IM', 1);
 define('NOTIFY_BOTH', 2);
 
+// Email Priority Settings
+define('MAIL_LOW_PRIORITY', 4);
+define('MAIL_NORMAL_PRIORITY', 3);
+define('MAIL_HIGH_PRIORITY', 2);
+
 // Log types
 define('LOG_ADMIN', 0);
 define('LOG_MOD', 1);