diff --git a/docker-compose.yml b/docker-compose.yml
index d8120e6..434be8a 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -31,6 +31,7 @@ services:
     restart: always
     container_name: elasticsearch
     volumes:
+      # 映射本地目录权限一定要设置为 777 权限，否则启动不成功
       - ../volumes/data/es7/logs:/usr/share/elasticsearch/logs:rw
       - ../volumes/data/es7/data:/usr/share/elasticsearch/data:rw
       - ./config/ik:/usr/share/elasticsearch/plugins/ik