diff --git a/NEWS b/NEWS
index 587530d08..98b471283 100644
--- a/NEWS
+++ b/NEWS
@@ -5,6 +5,9 @@ Enhancements
  - [web] show source addressbook of matching contacts in appointment editor (#4579)
  - [web] improve display of keyboard shortcuts
 
+Bug fixes
+ - [sogo-tool] fixed "manage-acl unsubscribe" command (#4591)
+
 4.0.4 (2018-10-23)
 ------------------
 
diff --git a/Tools/SOGoToolManageACL.m b/Tools/SOGoToolManageACL.m
index 9e2945548..a62262faa 100644
--- a/Tools/SOGoToolManageACL.m
+++ b/Tools/SOGoToolManageACL.m
@@ -1,6 +1,6 @@
 /* SOGoToolManageACL.m - this file is part of SOGo
  *
- * Copyright (C) 2017 Inverse inc.
+ * Copyright (C) 2017-2018 Inverse inc.
  *
  * This file is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -55,7 +55,7 @@ typedef enum
   ManageACLAdd = 1,
   ManageACLRemove = 2,
   ManageACLSubscribe = 3,
-  ManageACLUnsubscribe = 3,
+  ManageACLUnsubscribe = 4,
 } SOGoManageACLCommand;
 
 @interface SOGoToolManageACL : SOGoTool