diff --git a/docs/usage.rst b/docs/usage.rst
index bf0806d72f906ad90a5f8f1e8e6fc150b42b33e9..80294233d797c81de50f575d2b81ec5dcf689f89 100644
--- a/docs/usage.rst
+++ b/docs/usage.rst
@@ -135,11 +135,13 @@ packages, and to prepare the environment a bit on the Ansible server:
      mkdir ~/mysite/
      mkvirtualenv -a ~/mysite/ mysite
      pip install -U pip setuptools
-     pip install 'ansible~=10.3.0' netaddr
+     pip install 'ansible~=10.3.0' netaddr passlib
 
 .. warning::
    The ``netaddr`` package is needed for ``ipv4/ipv6`` lookup plugins
-   which is used internally by some of the roles.
+   which is used internally by some of the roles. The ``passlib``
+   package is required in order to hash passwords when creating system
+   users.
 
 
 Cloning the *Majic Ansible Roles*