diff --git a/building-an-agora.md b/building-an-agora.md
index 1c889f38e..05a12819d 100644
--- a/building-an-agora.md
+++ b/building-an-agora.md
@@ -1,2 +1,4 @@
 # Building an Agora
-
+:PROPERTIES:
+:id: 5fe72497-f21b-4b31-8cb7-6610b556952c
+:END:
diff --git a/pages/new_page.md b/pages/new_page.md
index a59750926..d2eeaaa9c 100644
--- a/pages/new_page.md
+++ b/pages/new_page.md
@@ -7,5 +7,5 @@ title: new page
 #### Another one (this text is not very creative).
 ##### A final one.
 ## ((5fe72495-b76b-4b8e-a189-3789f226c0da)) is a block reference
-##
+## {{{embed ((5fe72497-f21b-4b31-8cb7-6610b556952c)) }}}
 ##