diff --git a/apps/monitoring/thanos.statefulset.yaml b/apps/monitoring/thanos.statefulset.yaml
index 7575937..58aef23 100644
--- a/apps/monitoring/thanos.statefulset.yaml
+++ b/apps/monitoring/thanos.statefulset.yaml
@@ -22,7 +22,7 @@ spec:
           args:
           - "store"
           - "--log.level=debug"
-          - "--data-dir=/data"
+          # - "--data-dir=/data"
           - "--objstore.config-file=/etc/secret/thanos.yaml"
           - "--index-cache-size=500MB"
           - "--chunk-pool-size=500MB"
@@ -42,7 +42,7 @@ spec:
           volumeMounts:
             - name: thanos-objstore-config
               mountPath: /etc/secret
-              readOnly: false
+              readOnly: true
       volumes:
         - name: thanos-objstore-config
           secret: