diff --git a/activerecord/test/fixtures/author_addresses.yml b/activerecord/test/fixtures/author_addresses.yml
new file mode 100644
index 0000000000..7b90572187
--- /dev/null
+++ b/activerecord/test/fixtures/author_addresses.yml
@@ -0,0 +1,5 @@
+david_address:
+  id: 1
+
+david_address_extra:
+  id: 2