diff --git a/doc/sandbox/castle/discussion.mdwn b/doc/sandbox/castle/discussion.mdwn
index a67eaf100..10f7a066f 100644
--- a/doc/sandbox/castle/discussion.mdwn
+++ b/doc/sandbox/castle/discussion.mdwn
@@ -1 +1 @@
-[[inline pages="sandbox/castle/*" rootpage="sandbox/castle/discussion"]]
\ No newline at end of file
+[[inline pages="sandbox/castle/discussion/* and !sandbox/castle/discussion/*/*" rootpage="sandbox/castle/discussion"]]
\ No newline at end of file