diff --git a/source/java/org/alfresco/repo/workflow/WorkflowServiceImpl.java b/source/java/org/alfresco/repo/workflow/WorkflowServiceImpl.java
index e631fe9fe9..7427300770 100644
--- a/source/java/org/alfresco/repo/workflow/WorkflowServiceImpl.java
+++ b/source/java/org/alfresco/repo/workflow/WorkflowServiceImpl.java
@@ -699,10 +699,9 @@ public class WorkflowServiceImpl implements WorkflowService
         // Expand authorities to include associated groups (and parent groups)
         List<String> authorities = new ArrayList<String>();
         authorities.add(authority);
-        Set<String> parents = authorityService.getContainingAuthoritiesInZone(AuthorityType.GROUP, authority,
-                AuthorityService.ZONE_APP_DEFAULT, null, -1);
+        Set<String> parents = authorityService.getContainingAuthorities(AuthorityType.GROUP, authority, false);
         authorities.addAll(parents);
-
+        
         // Retrieve pooled tasks for authorities (from each of the registered
         // task components)
         List<WorkflowTask> tasks = new ArrayList<WorkflowTask>(10);