diff --git a/README.md b/README.md
index a4cfb9ae273b92f4e60a2856ea1cb790f91e6e19..8b91b1a086a33b41327e4eac38c2b6f5e54d4718 100644
--- a/README.md
+++ b/README.md
@@ -96,7 +96,7 @@ docker pull mindspore/ms-operator:latest
 Or you can build the ms-operator image on local machine:
 ```
 go build -ldflags '-w -s' -o ms-operator cmd/ms-operator.v1/main.go
-docker build . -t mindspore/ms-operator
+docker build -t mindspore/ms-operator .
 ```
 
 After the installation, check the image status using `docker images` command: