Fix tests for Travis by obtaining the WKHTMLTOPDF_CMD from env vars.

1 files changed, 5 insertions, 1 deletions

diff --git a/README.rst b/README.rst
index 26cf36d..65193d5 100644
--- a/README.rst
+++ b/README.rst
@@ -29,7 +29,7 @@ Run ``pip install django-wkhtmltopdf``.
 
 Add ``'wkhtmltopdf'`` to ``INSTALLED_APPS`` in your ``settings.py``.
 
-By default it will execute the first wkhtmltopdf command found on your ``PATH``.
+By default it will execute the first ``wkhtmltopdf`` command found on your ``PATH``.
 
 If you can't add wkhtmltopdf to your ``PATH``, you can set ``WKHTMLTOPDF_CMD`` to a
 specific execuatable:
@@ -38,6 +38,10 @@ e.g.: in ``settings.py``::
 
     WKHTMLTOPDF_CMD = '/path/to/my/wkhtmltopdf'
 
+or alternatively as env variable::
+
+    export WKHTMLTOPDF_CMD=/path/to/my/wkhtmltopdf
+
 You may also set
 ``WKHTMLTOPDF_CMD_OPTIONS``
 in ``settings.py`` to a dictionary of default command-line options.