diff --git a/doc/fluid/beginners_guide/install/install_Docker_en.md b/doc/fluid/beginners_guide/install/install_Docker_en.md
index 5067ecc721dda8e12f3e2752dc14524ac28412e9..84deb05f41c51f6e41324f4c8bebde798b234288 100644
--- a/doc/fluid/beginners_guide/install/install_Docker_en.md
+++ b/doc/fluid/beginners_guide/install/install_Docker_en.md
@@ -4,7 +4,7 @@
 
 ## Environment Preparations
 
-- For system types supporting now, please refer to [Installation Instructions](./index_en.html). Using Docker on CentOS 6 is not supported.
+- For system types supported currently, please refer to [Installation Instructions](./index_en.html). Using Docker on CentOS 6 is not supported.
 
 - [Install Docker](https://hub.docker.com/search/?type=edition&offering=community) on the localhost.