diff --git a/doc/rbac-performance-analysis.md b/doc/rbac-performance-analysis.md
index fd2d9a1c..fa80dde4 100644
--- a/doc/rbac-performance-analysis.md
+++ b/doc/rbac-performance-analysis.md
@@ -395,8 +395,12 @@ We found some solution approaches:
     Instead of starting the recursion with `currentsubjectsuuids()`, 
     we could start it with the target table name and row-type,
     then recurse down to the `currentsubjectsuuids()`.
-    
-    This idea was not yet explored. 
+
+    In the end, we need the object UUIDs, though. 
+    But if we start with the join of `rbacObject` with `rbacPermission`, 
+    we need to forward the object UUIDs through the whole recursion.
+ 
+   This idea was not yet further explored. 
 
 
 ### Adding The Object Type To The Table `rbacObject`