diff --git a/charts/plugin-access-manager/templates/auth-backend/configmap.yaml b/charts/plugin-access-manager/templates/auth-backend/configmap.yaml
index 42793b60..da43385e 100644
--- a/charts/plugin-access-manager/templates/auth-backend/configmap.yaml
+++ b/charts/plugin-access-manager/templates/auth-backend/configmap.yaml
@@ -19,4 +19,5 @@ data:
   enableGzip: "true"
   quota: '{"organization": -1, "user": -1, "application": -1, "provider": -1}'
   logConfig: '{"filename": "logs/casdoor.log", "maxdays": 99999, "perm": "0770"}'
-  initDataFile: {{ .Values.auth.backend.initDataFile | default "./init_data.json" | quote }}
\ No newline at end of file
+  initDataFile: {{ .Values.auth.backend.initDataFile | default "./init_data.json" | quote }}
+  initDataNewOnly: {{ .Values.auth.backend.initDataNewOnly | default "true" | quote }}