1 files changed, 3 insertions, 0 deletions
diff --git a/README.rst b/README.rst
index d1c3b82..0362368 100644
--- a/README.rst
+++ b/README.rst
@@ -78,6 +78,9 @@ Running unit tests
 The tests expect the environment variable ``TERM`` to be set, and to a value
 that is not ``dumb``. If this is not the case tests will fail.
 
+The canonical setting is ``TERM=xterm`` to signal that a terminal supports
+ANSI control codes just like ``xterm`` does.
+
 .. code:: bash
 
     $ py.test