diff --git a/README.md b/README.md
index 7603492..6b849e2 100644
--- a/README.md
+++ b/README.md
@@ -21,7 +21,7 @@ For instructions on how to install Composer visit [getcomposer.org](https://getc
 After cloning this repository, change into the newly created directory and run
 
 ```bash
-composer create-project --repository=https://satis.luxcreo.cn --no-secure-http --remove-vcs singularity/hdk-skeleton .
+composer create-project --repository=https://satis.luxcreo.cn --no-secure-http --remove-vcs -s dev singularity/hdk-skeleton:^1.0 .
 ```
 
 or if you have installed Composer locally in your current directory