diff --git a/README.md b/README.md
index 8015132..4ca56af 100644
--- a/README.md
+++ b/README.md
@@ -73,6 +73,7 @@ bind9_config:
   - name: named.conf.options
     options:
       recursion: false
+      notify: primary-only
   - name: named.conf.local
     zone:
       - name: "."