diff --git a/README.md b/README.md
index 7f8f13e..d940626 100644
--- a/README.md
+++ b/README.md
@@ -64,7 +64,7 @@ a `config.vm.provider` block. So first, add Libvirt box using any name you
 want. This is just an example of Libvirt CentOS 6.4 box available:
 
 ```
-vagrant box add centos64 http://citozin.com/fedora21.box
+vagrant box add fedora21 http://citozin.com/fedora21.box
 # or
 vagrant box add centos64 http://citozin.com/centos64.box
 ```