diff --git a/prebuild/README.md b/prebuild/README.md
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--- a/prebuild/README.md
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@@ -1,38 +0,0 @@
-# Build your own YunoHost Vagrant box
-
-## Get Debian base boxes
-
-```bash
-vagrant box add debian/stretch64
-```
-
-## Build YunoHost boxes
-
-Download the vagrant file to build from debian boxes
-
-```bash
-wget https://raw.githubusercontent.com/YunoHost/Vagrantfile/master/prebuild/Vagrantfile
-```
-
-## Run your homemade boxes
-
-Run the box you need by calling `vagrant up DEBIAN_CODENAME-YUNOHOST_VERSION`
-
-```bash
-vagrant up stretch-unstable --provider lxc
-```
-
-- `DEBIAN_CODENAME`: `jessie` or `stretch`
-- `DISTRIB`: `unstable`.
-
-You can now log into your box with `vagrant ssh stretch-unstable`
-
-## Package your own boxes
-
-You can package it to use it more quickly later:
-
-```bash
-vagrant up stretch-unstable --provider lxc
-vagrant package stretch-unstable  --output ./my-yunohost-stretch-unstable-lxc.box --provider lxc
-vagrant box add my-yunohost/stretch-unstable ./my-yunohost-stretch-unstable-lxc.box --provider lxc
-```