diff --git a/k8s/charts/seaweedfs/templates/filer/filer-statefulset.yaml b/k8s/charts/seaweedfs/templates/filer/filer-statefulset.yaml
index 691d1cf4f..a76dcb6b5 100644
--- a/k8s/charts/seaweedfs/templates/filer/filer-statefulset.yaml
+++ b/k8s/charts/seaweedfs/templates/filer/filer-statefulset.yaml
@@ -356,6 +356,7 @@ spec:
         - name: db-schema-config-volume
           configMap:
             name: {{ default (printf "%s-db-init-config" (include "seaweedfs.fullname" .)) .Values.filer.dbInitConfigName }}
+            optional: true
         {{- if and .Values.filer.s3.enabled .Values.filer.s3.enableAuth }}
         - name: config-users
           secret: