diff --git a/messages/uniworx/en-eu.msg b/messages/uniworx/en-eu.msg
index 2a866b9de..eef83a3a3 100644
--- a/messages/uniworx/en-eu.msg
+++ b/messages/uniworx/en-eu.msg
@@ -1147,6 +1147,8 @@ SystemMessageFrom: Visible from
 SystemMessageTo: Visible to
 SystemMessageAuthenticatedOnly: Only logged in users
 SystemMessageSeverity: Severity
+SystemMessagePriority: Priority
+SystemMessagePriorityNegative: Priority may not be negative
 SystemMessageId: Id
 SystemMessageSummaryContent: Summary / Content
 SystemMessageSummary: Summary