diff --git a/source/java/org/alfresco/service/cmr/security/AccessStatus.java b/source/java/org/alfresco/service/cmr/security/AccessStatus.java
index ca5049c67f..8b68cfb0ef 100644
--- a/source/java/org/alfresco/service/cmr/security/AccessStatus.java
+++ b/source/java/org/alfresco/service/cmr/security/AccessStatus.java
@@ -31,5 +31,5 @@ package org.alfresco.service.cmr.security;
  */
 public enum AccessStatus
 {
-    DENIED, ALLOWED
+    DENIED, ALLOWED, UNDETERMINED;
 }