diff --git a/docs/book/src/cronjob-tutorial/testdata/project/config/manager/kustomization.yaml b/docs/book/src/cronjob-tutorial/testdata/project/config/manager/kustomization.yaml
index 2bcd3eeaa94..372a75ae43f 100644
--- a/docs/book/src/cronjob-tutorial/testdata/project/config/manager/kustomization.yaml
+++ b/docs/book/src/cronjob-tutorial/testdata/project/config/manager/kustomization.yaml
@@ -1,10 +1,3 @@
 resources:
 - manager.yaml
 
-generatorOptions:
-  disableNameSuffixHash: true
-
-configMapGenerator:
-- name: manager-config
-  files:
-  - controller_manager_config.yaml