diff --git a/app/models/communication/block/heading.rb b/app/models/communication/block/heading.rb
index 8728e33a50bdeb168d52e6b583fe788be24ef6e3..8de82dadbd6067714a4b6ab3ec77f040773f5ba8 100644
--- a/app/models/communication/block/heading.rb
+++ b/app/models/communication/block/heading.rb
@@ -50,6 +50,10 @@ class Communication::Block::Heading < ApplicationRecord
 
   before_validation :compute_level
 
+  def references
+    [about]
+  end
+
   def to_s
     "#{title}"
   end