diff --git a/README.md b/README.md
index 64979d6..d42fb3c 100644
--- a/README.md
+++ b/README.md
@@ -101,7 +101,7 @@ Just create an empty directory and run the tests until you get a good result.
 git clone git@github.com:webinstall/webi-installers.git
 pushd ./webi-installers/
 git submodule update --init
-npm install
+npm clean-install
 ```
 
 ```sh