diff --git a/testdata/config.valid.yaml b/testdata/config.valid.yaml
index b3b362c..a4f82cc 100644
--- a/testdata/config.valid.yaml
+++ b/testdata/config.valid.yaml
@@ -1,5 +1,6 @@
 site:
-  domain: example.com
+  domains:
+    - example.com
   salt_rotation: daily
   collect:
     pageviews: true