diff --git a/ch02.asciidoc b/ch02.asciidoc
index 4ab9ecd6..0e4ab314 100644
--- a/ch02.asciidoc
+++ b/ch02.asciidoc
@@ -138,6 +138,8 @@ $ curl https://blockchain.info/unspent?active=1Cdid9KFAaatwczBwBttQcwXYCpvK8h7FK
 ----
 ====
 
+[[example_2-2]]
+.Response to the lookup
 ====
 [source,json]
 ----