diff --git a/certbot/docs/install.rst b/certbot/docs/install.rst
index 1e709e2ee..f77930333 100644
--- a/certbot/docs/install.rst
+++ b/certbot/docs/install.rst
@@ -328,9 +328,9 @@ Installing from source
 Installation from source is only supported for developers and the
 whole process is described in the :doc:`contributing`.
 
-.. warning:: Please do **not** use ``python setup.py install``, ``python pip
+.. warning:: Please do **not** use ``python certbot/setup.py install``, ``python pip
    install .``, or ``easy_install .``. Please do **not** attempt the
    installation commands as superuser/root and/or without virtual environment,
-   e.g. ``sudo python setup.py install``, ``sudo pip install``, ``sudo
+   e.g. ``sudo python certbot/setup.py install``, ``sudo pip install``, ``sudo
    ./venv/bin/...``. These modes of operation might corrupt your operating
    system and are **not supported** by the Certbot team!