diff --git a/docker-compose.yml b/docker-compose.yml
index 79826b3a..c5f809c5 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -29,7 +29,7 @@ services:
       - "9200:9200"
       - "9600:9600"
     volumes:
-      - ${OPENSEARCH_DATA_PATH:-./opensearch-data}:/usr/share/opensearch/data:Z
+      - ${OPENSEARCH_DATA_PATH:-./opensearch-data}:/usr/share/opensearch/data:U,z
 
   dashboards:
     image: opensearchproject/opensearch-dashboards:3.0.0