diff --git a/playlets/test/book.yml b/playlets/test/book.yml
index 04a5cd29dc..31e265b86a 100644
--- a/playlets/test/book.yml
+++ b/playlets/test/book.yml
@@ -1,6 +1,6 @@
 ---
 - name: test playlet
-  hosts: $parent_group
+  hosts: parent_group
   tags:
   - playlet_tag_name
   vars_files: