diff --git a/config/alfresco/templates/webscripts/org/alfresco/slingshot/documentlibrary/permissions.post.json.js b/config/alfresco/templates/webscripts/org/alfresco/slingshot/documentlibrary/permissions.post.json.js
index 0618b96170..049ad4ac4e 100644
--- a/config/alfresco/templates/webscripts/org/alfresco/slingshot/documentlibrary/permissions.post.json.js
+++ b/config/alfresco/templates/webscripts/org/alfresco/slingshot/documentlibrary/permissions.post.json.js
@@ -60,7 +60,14 @@ function main()
       
       // collect values for the permission setting
       var authority = perm.getString("authority");
-      if (authority != "GROUP_EVERYONE" && people.getGroup(authority) == null && people.getPerson(authority) == null)
+      
+      var isSpecialAutority = false;
+      if (authority == "GROUP_EVERYONE" || authority == "ROLE_ADMINISTRATOR" || authority == "ROLE_GUEST" || authority == "ROLE_OWNER")
+      {
+         isSpecialAutority = true;
+      }
+
+      if (!isSpecialAutority && people.getGroup(authority) == null && people.getPerson(authority) == null)
       {
          // ACE-3280: silently not add non-existent users
          return;